Home / 60,454,386.96-90,694,461.84-19,516,152.72

Finding the Fourth Proportional to 60,454,386.96, 90,694,461.84 and 19,516,152.72

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Solution

The fourth proportional to 60,454,386.96, 90,694,461.84 and 19,516,152.72 is: 29,278,387.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,454,386.96 : 90,694,461.84 = 19,516,152.72 : x
  2. Step 2: Convert to fraction form
    60,454,386.96/90,694,461.84 = 19,516,152.72/x
  3. Step 3: Cross multiply
    60,454,386.96x = 90,694,461.84 × 19,516,152.72
  4. Step 4: Simplify right side
    60,454,386.96x = 1,770,006,968,127,652.25
  5. Step 5: Solve for x
    x = 1,770,006,968,127,652.25/60,454,386.96
  6. Step 6: Final answer
    x = 29,278,387.51

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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.