Home / 83,018,447.70-124,527,671.55-52,860,009.30

Finding the Fourth Proportional to 83,018,447.70, 124,527,671.55 and 52,860,009.30

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Solution

The fourth proportional to 83,018,447.70, 124,527,671.55 and 52,860,009.30 is: 79,290,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018,447.70 : 124,527,671.55 = 52,860,009.30 : x
  2. Step 2: Convert to fraction form
    83,018,447.70/124,527,671.55 = 52,860,009.30/x
  3. Step 3: Cross multiply
    83,018,447.70x = 124,527,671.55 × 52,860,009.30
  4. Step 4: Simplify right side
    83,018,447.70x = 6,582,533,876,240,345
  5. Step 5: Solve for x
    x = 6,582,533,876,240,345/83,018,447.70
  6. Step 6: Final answer
    x = 79,290,013.95

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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.