Home / 10,937,709.60-16,406,564.40-9,709,490.40

Finding the Fourth Proportional to 10,937,709.60, 16,406,564.40 and 9,709,490.40

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Solution

The fourth proportional to 10,937,709.60, 16,406,564.40 and 9,709,490.40 is: 14,564,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937,709.60 : 16,406,564.40 = 9,709,490.40 : x
  2. Step 2: Convert to fraction form
    10,937,709.60/16,406,564.40 = 9,709,490.40/x
  3. Step 3: Cross multiply
    10,937,709.60x = 16,406,564.40 × 9,709,490.40
  4. Step 4: Simplify right side
    10,937,709.60x = 159,299,379,538,781.78
  5. Step 5: Solve for x
    x = 159,299,379,538,781.78/10,937,709.60
  6. Step 6: Final answer
    x = 14,564,235.60

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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.