Home / 28,435,807.51-42,654,925.15-11,167,750.76

Finding the Fourth Proportional to 28,435,807.51, 42,654,925.15 and 11,167,750.76

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Solution

The fourth proportional to 28,435,807.51, 42,654,925.15 and 11,167,750.76 is: 16,752,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435,807.51 : 42,654,925.15 = 11,167,750.76 : x
  2. Step 2: Convert to fraction form
    28,435,807.51/42,654,925.15 = 11,167,750.76/x
  3. Step 3: Cross multiply
    28,435,807.51x = 42,654,925.15 × 11,167,750.76
  4. Step 4: Simplify right side
    28,435,807.51x = 476,359,572,520,461.69
  5. Step 5: Solve for x
    x = 476,359,572,520,461.69/28,435,807.51
  6. Step 6: Final answer
    x = 16,752,102.87

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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.