Home / 53,900,090.10-80,850,135.15-19,817,007.30

Finding the Fourth Proportional to 53,900,090.10, 80,850,135.15 and 19,817,007.30

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Solution

The fourth proportional to 53,900,090.10, 80,850,135.15 and 19,817,007.30 is: 29,725,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,900,090.10 : 80,850,135.15 = 19,817,007.30 : x
  2. Step 2: Convert to fraction form
    53,900,090.10/80,850,135.15 = 19,817,007.30/x
  3. Step 3: Cross multiply
    53,900,090.10x = 80,850,135.15 × 19,817,007.30
  4. Step 4: Simplify right side
    53,900,090.10x = 1,602,207,718,473,536.75
  5. Step 5: Solve for x
    x = 1,602,207,718,473,536.75/53,900,090.10
  6. Step 6: Final answer
    x = 29,725,510.95

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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.