Home / 17,619,355.30-26,429,032.95-15,771,777.70

Finding the Fourth Proportional to 17,619,355.30, 26,429,032.95 and 15,771,777.70

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Solution

The fourth proportional to 17,619,355.30, 26,429,032.95 and 15,771,777.70 is: 23,657,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619,355.30 : 26,429,032.95 = 15,771,777.70 : x
  2. Step 2: Convert to fraction form
    17,619,355.30/26,429,032.95 = 15,771,777.70/x
  3. Step 3: Cross multiply
    17,619,355.30x = 26,429,032.95 × 15,771,777.70
  4. Step 4: Simplify right side
    17,619,355.30x = 416,832,832,513,375.19
  5. Step 5: Solve for x
    x = 416,832,832,513,375.19/17,619,355.30
  6. Step 6: Final answer
    x = 23,657,666.55

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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.