Home / 72,680,884.48-109,036,373.28-29,550,095.20

Finding the Fourth Proportional to 72,680,884.48, 109,036,373.28 and 29,550,095.20

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Solution

The fourth proportional to 72,680,884.48, 109,036,373.28 and 29,550,095.20 is: 44,331,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,680,884.48 : 109,036,373.28 = 29,550,095.20 : x
  2. Step 2: Convert to fraction form
    72,680,884.48/109,036,373.28 = 29,550,095.20/x
  3. Step 3: Cross multiply
    72,680,884.48x = 109,036,373.28 × 29,550,095.20
  4. Step 4: Simplify right side
    72,680,884.48x = 3,222,035,210,686,736
  5. Step 5: Solve for x
    x = 3,222,035,210,686,736/72,680,884.48
  6. Step 6: Final answer
    x = 44,331,260.33

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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.