Home / 10,455,809.80-15,683,714.70-4,152,065.80

Finding the Fourth Proportional to 10,455,809.80, 15,683,714.70 and 4,152,065.80

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Solution

The fourth proportional to 10,455,809.80, 15,683,714.70 and 4,152,065.80 is: 6,228,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455,809.80 : 15,683,714.70 = 4,152,065.80 : x
  2. Step 2: Convert to fraction form
    10,455,809.80/15,683,714.70 = 4,152,065.80/x
  3. Step 3: Cross multiply
    10,455,809.80x = 15,683,714.70 × 4,152,065.80
  4. Step 4: Simplify right side
    10,455,809.80x = 65,119,815,422,827.26
  5. Step 5: Solve for x
    x = 65,119,815,422,827.26/10,455,809.80
  6. Step 6: Final answer
    x = 6,228,098.70

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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.