Home / 15,553,254.30-23,329,881.45-13,285,772.70

Finding the Fourth Proportional to 15,553,254.30, 23,329,881.45 and 13,285,772.70

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Solution

The fourth proportional to 15,553,254.30, 23,329,881.45 and 13,285,772.70 is: 19,928,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,254.30 : 23,329,881.45 = 13,285,772.70 : x
  2. Step 2: Convert to fraction form
    15,553,254.30/23,329,881.45 = 13,285,772.70/x
  3. Step 3: Cross multiply
    15,553,254.30x = 23,329,881.45 × 13,285,772.70
  4. Step 4: Simplify right side
    15,553,254.30x = 309,955,502,062,646.38
  5. Step 5: Solve for x
    x = 309,955,502,062,646.38/15,553,254.30
  6. Step 6: Final answer
    x = 19,928,659.05

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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.