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Finding the Fourth Proportional to 9,710,379.60, 14,565,569.40 and 6,687,070.80

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Solution

The fourth proportional to 9,710,379.60, 14,565,569.40 and 6,687,070.80 is: 10,030,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,379.60 : 14,565,569.40 = 6,687,070.80 : x
  2. Step 2: Convert to fraction form
    9,710,379.60/14,565,569.40 = 6,687,070.80/x
  3. Step 3: Cross multiply
    9,710,379.60x = 14,565,569.40 × 6,687,070.80
  4. Step 4: Simplify right side
    9,710,379.60x = 97,400,993,820,113.52
  5. Step 5: Solve for x
    x = 97,400,993,820,113.52/9,710,379.60
  6. Step 6: Final answer
    x = 10,030,606.20

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Similar ratio
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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.