Home / 54,044,806.72-74,587,157.76-30,843,425.92

Finding the Fourth Proportional to 54,044,806.72, 74,587,157.76 and 30,843,425.92

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Solution

The fourth proportional to 54,044,806.72, 74,587,157.76 and 30,843,425.92 is: 42,566,966.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,044,806.72 : 74,587,157.76 = 30,843,425.92 : x
  2. Step 2: Convert to fraction form
    54,044,806.72/74,587,157.76 = 30,843,425.92/x
  3. Step 3: Cross multiply
    54,044,806.72x = 74,587,157.76 × 30,843,425.92
  4. Step 4: Simplify right side
    54,044,806.72x = 2,300,523,474,953,913.50
  5. Step 5: Solve for x
    x = 2,300,523,474,953,913.50/54,044,806.72
  6. Step 6: Final answer
    x = 42,566,966.46

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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.