Home / 72,684,066.59-109,047,209.56-23,498,869.76

Finding the Fourth Proportional to 72,684,066.59, 109,047,209.56 and 23,498,869.76

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Solution

The fourth proportional to 72,684,066.59, 109,047,209.56 and 23,498,869.76 is: 35,255,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,684,066.59 : 109,047,209.56 = 23,498,869.76 : x
  2. Step 2: Convert to fraction form
    72,684,066.59/109,047,209.56 = 23,498,869.76/x
  3. Step 3: Cross multiply
    72,684,066.59x = 109,047,209.56 × 23,498,869.76
  4. Step 4: Simplify right side
    72,684,066.59x = 2,562,486,174,537,883.50
  5. Step 5: Solve for x
    x = 2,562,486,174,537,883.50/72,684,066.59
  6. Step 6: Final answer
    x = 35,255,129.42

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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.