Home / 63,142,561.90-87,088,720.75-54,336,855.17

Finding the Fourth Proportional to 63,142,561.90, 87,088,720.75 and 54,336,855.17

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Solution

The fourth proportional to 63,142,561.90, 87,088,720.75 and 54,336,855.17 is: 74,943,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142,561.90 : 87,088,720.75 = 54,336,855.17 : x
  2. Step 2: Convert to fraction form
    63,142,561.90/87,088,720.75 = 54,336,855.17/x
  3. Step 3: Cross multiply
    63,142,561.90x = 87,088,720.75 × 54,336,855.17
  4. Step 4: Simplify right side
    63,142,561.90x = 4,732,127,206,797,246
  5. Step 5: Solve for x
    x = 4,732,127,206,797,246/63,142,561.90
  6. Step 6: Final answer
    x = 74,943,541.48

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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.