Home / 15,368,897.28-23,057,327.76-8,174,509.44

Finding the Fourth Proportional to 15,368,897.28, 23,057,327.76 and 8,174,509.44

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Solution

The fourth proportional to 15,368,897.28, 23,057,327.76 and 8,174,509.44 is: 12,263,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368,897.28 : 23,057,327.76 = 8,174,509.44 : x
  2. Step 2: Convert to fraction form
    15,368,897.28/23,057,327.76 = 8,174,509.44/x
  3. Step 3: Cross multiply
    15,368,897.28x = 23,057,327.76 × 8,174,509.44
  4. Step 4: Simplify right side
    15,368,897.28x = 188,482,343,435,294.06
  5. Step 5: Solve for x
    x = 188,482,343,435,294.06/15,368,897.28
  6. Step 6: Final answer
    x = 12,263,882.05

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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.