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Finding the Fourth Proportional to 58,502,679.60, 87,754,019.40 and 29,804,865.60

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Solution

The fourth proportional to 58,502,679.60, 87,754,019.40 and 29,804,865.60 is: 44,707,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,502,679.60 : 87,754,019.40 = 29,804,865.60 : x
  2. Step 2: Convert to fraction form
    58,502,679.60/87,754,019.40 = 29,804,865.60/x
  3. Step 3: Cross multiply
    58,502,679.60x = 87,754,019.40 × 29,804,865.60
  4. Step 4: Simplify right side
    58,502,679.60x = 2,615,496,754,076,793
  5. Step 5: Solve for x
    x = 2,615,496,754,076,793/58,502,679.60
  6. Step 6: Final answer
    x = 44,707,298.40

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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.