Home / 18,723,950.10-28,085,925.15-15,889,598.10

Finding the Fourth Proportional to 18,723,950.10, 28,085,925.15 and 15,889,598.10

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Solution

The fourth proportional to 18,723,950.10, 28,085,925.15 and 15,889,598.10 is: 23,834,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,950.10 : 28,085,925.15 = 15,889,598.10 : x
  2. Step 2: Convert to fraction form
    18,723,950.10/28,085,925.15 = 15,889,598.10/x
  3. Step 3: Cross multiply
    18,723,950.10x = 28,085,925.15 × 15,889,598.10
  4. Step 4: Simplify right side
    18,723,950.10x = 446,274,062,900,182.19
  5. Step 5: Solve for x
    x = 446,274,062,900,182.19/18,723,950.10
  6. Step 6: Final answer
    x = 23,834,397.15

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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.