Home / 40,697,389.60-61,046,084.40-15,133,109.20

Finding the Fourth Proportional to 40,697,389.60, 61,046,084.40 and 15,133,109.20

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Solution

The fourth proportional to 40,697,389.60, 61,046,084.40 and 15,133,109.20 is: 22,699,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697,389.60 : 61,046,084.40 = 15,133,109.20 : x
  2. Step 2: Convert to fraction form
    40,697,389.60/61,046,084.40 = 15,133,109.20/x
  3. Step 3: Cross multiply
    40,697,389.60x = 61,046,084.40 × 15,133,109.20
  4. Step 4: Simplify right side
    40,697,389.60x = 923,817,061,457,616.38
  5. Step 5: Solve for x
    x = 923,817,061,457,616.38/40,697,389.60
  6. Step 6: Final answer
    x = 22,699,663.80

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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.