Home / 60,998,498.08-91,500,689.69-20,057,030.71

Finding the Fourth Proportional to 60,998,498.08, 91,500,689.69 and 20,057,030.71

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Solution

The fourth proportional to 60,998,498.08, 91,500,689.69 and 20,057,030.71 is: 30,086,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,498.08 : 91,500,689.69 = 20,057,030.71 : x
  2. Step 2: Convert to fraction form
    60,998,498.08/91,500,689.69 = 20,057,030.71/x
  3. Step 3: Cross multiply
    60,998,498.08x = 91,500,689.69 × 20,057,030.71
  4. Step 4: Simplify right side
    60,998,498.08x = 1,835,232,143,472,199.50
  5. Step 5: Solve for x
    x = 1,835,232,143,472,199.50/60,998,498.08
  6. Step 6: Final answer
    x = 30,086,513.62

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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.