Home / 14,177,411.60-21,266,117.40-6,605,142.80

Finding the Fourth Proportional to 14,177,411.60, 21,266,117.40 and 6,605,142.80

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Solution

The fourth proportional to 14,177,411.60, 21,266,117.40 and 6,605,142.80 is: 9,907,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177,411.60 : 21,266,117.40 = 6,605,142.80 : x
  2. Step 2: Convert to fraction form
    14,177,411.60/21,266,117.40 = 6,605,142.80/x
  3. Step 3: Cross multiply
    14,177,411.60x = 21,266,117.40 × 6,605,142.80
  4. Step 4: Simplify right side
    14,177,411.60x = 140,465,742,228,564.70
  5. Step 5: Solve for x
    x = 140,465,742,228,564.70/14,177,411.60
  6. Step 6: Final answer
    x = 9,907,714.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.