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Finding the Fourth Proportional to 58,398,944.40, 80,591,065.20 and 32,295,218.40

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Solution

The fourth proportional to 58,398,944.40, 80,591,065.20 and 32,295,218.40 is: 44,567,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,398,944.40 : 80,591,065.20 = 32,295,218.40 : x
  2. Step 2: Convert to fraction form
    58,398,944.40/80,591,065.20 = 32,295,218.40/x
  3. Step 3: Cross multiply
    58,398,944.40x = 80,591,065.20 × 32,295,218.40
  4. Step 4: Simplify right side
    58,398,944.40x = 2,602,706,051,722,639.50
  5. Step 5: Solve for x
    x = 2,602,706,051,722,639.50/58,398,944.40
  6. Step 6: Final answer
    x = 44,567,690.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.