Home / 15,896,990.60-23,861,306.70-7,379,256.20

Finding the Fourth Proportional to 15,896,990.60, 23,861,306.70 and 7,379,256.20

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Solution

The fourth proportional to 15,896,990.60, 23,861,306.70 and 7,379,256.20 is: 11,076,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896,990.60 : 23,861,306.70 = 7,379,256.20 : x
  2. Step 2: Convert to fraction form
    15,896,990.60/23,861,306.70 = 7,379,256.20/x
  3. Step 3: Cross multiply
    15,896,990.60x = 23,861,306.70 × 7,379,256.20
  4. Step 4: Simplify right side
    15,896,990.60x = 176,078,695,406,076.53
  5. Step 5: Solve for x
    x = 176,078,695,406,076.53/15,896,990.60
  6. Step 6: Final answer
    x = 11,076,228.19

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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.