Home / 40,189,534.32-55,459,882.32-22,787,056.80

Finding the Fourth Proportional to 40,189,534.32, 55,459,882.32 and 22,787,056.80

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Solution

The fourth proportional to 40,189,534.32, 55,459,882.32 and 22,787,056.80 is: 31,445,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,189,534.32 : 55,459,882.32 = 22,787,056.80 : x
  2. Step 2: Convert to fraction form
    40,189,534.32/55,459,882.32 = 22,787,056.80/x
  3. Step 3: Cross multiply
    40,189,534.32x = 55,459,882.32 × 22,787,056.80
  4. Step 4: Simplify right side
    40,189,534.32x = 1,263,767,488,547,155.75
  5. Step 5: Solve for x
    x = 1,263,767,488,547,155.75/40,189,534.32
  6. Step 6: Final answer
    x = 31,445,188.65

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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.