Home / 63,570,077.44-87,721,337.09-38,461,541.65

Finding the Fourth Proportional to 63,570,077.44, 87,721,337.09 and 38,461,541.65

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Solution

The fourth proportional to 63,570,077.44, 87,721,337.09 and 38,461,541.65 is: 53,073,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,570,077.44 : 87,721,337.09 = 38,461,541.65 : x
  2. Step 2: Convert to fraction form
    63,570,077.44/87,721,337.09 = 38,461,541.65/x
  3. Step 3: Cross multiply
    63,570,077.44x = 87,721,337.09 × 38,461,541.65
  4. Step 4: Simplify right side
    63,570,077.44x = 3,373,897,859,741,229.50
  5. Step 5: Solve for x
    x = 3,373,897,859,741,229.50/63,570,077.44
  6. Step 6: Final answer
    x = 53,073,678.62

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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.