Home / 72,359,809.60-108,508,221.60-23,818,907.20

Finding the Fourth Proportional to 72,359,809.60, 108,508,221.60 and 23,818,907.20

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Solution

The fourth proportional to 72,359,809.60, 108,508,221.60 and 23,818,907.20 is: 35,717,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,359,809.60 : 108,508,221.60 = 23,818,907.20 : x
  2. Step 2: Convert to fraction form
    72,359,809.60/108,508,221.60 = 23,818,907.20/x
  3. Step 3: Cross multiply
    72,359,809.60x = 108,508,221.60 × 23,818,907.20
  4. Step 4: Simplify right side
    72,359,809.60x = 2,584,547,260,727,435.50
  5. Step 5: Solve for x
    x = 2,584,547,260,727,435.50/72,359,809.60
  6. Step 6: Final answer
    x = 35,717,994.22

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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.