Home / 52,436,106.74-72,366,135.54-28,919,243.10

Finding the Fourth Proportional to 52,436,106.74, 72,366,135.54 and 28,919,243.10

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Solution

The fourth proportional to 52,436,106.74, 72,366,135.54 and 28,919,243.10 is: 39,910,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,436,106.74 : 72,366,135.54 = 28,919,243.10 : x
  2. Step 2: Convert to fraction form
    52,436,106.74/72,366,135.54 = 28,919,243.10/x
  3. Step 3: Cross multiply
    52,436,106.74x = 72,366,135.54 × 28,919,243.10
  4. Step 4: Simplify right side
    52,436,106.74x = 2,092,773,865,888,810
  5. Step 5: Solve for x
    x = 2,092,773,865,888,810/52,436,106.74
  6. Step 6: Final answer
    x = 39,910,931.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.