Home / 48,386,603.60-72,579,905.40-29,238,981.20

Finding the Fourth Proportional to 48,386,603.60, 72,579,905.40 and 29,238,981.20

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Solution

The fourth proportional to 48,386,603.60, 72,579,905.40 and 29,238,981.20 is: 43,858,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,603.60 : 72,579,905.40 = 29,238,981.20 : x
  2. Step 2: Convert to fraction form
    48,386,603.60/72,579,905.40 = 29,238,981.20/x
  3. Step 3: Cross multiply
    48,386,603.60x = 72,579,905.40 × 29,238,981.20
  4. Step 4: Simplify right side
    48,386,603.60x = 2,122,162,489,488,378.50
  5. Step 5: Solve for x
    x = 2,122,162,489,488,378.50/48,386,603.60
  6. Step 6: Final answer
    x = 43,858,471.80

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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.