Home / 37,929,905.05-52,343,428.55-20,526,251.12

Finding the Fourth Proportional to 37,929,905.05, 52,343,428.55 and 20,526,251.12

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Solution

The fourth proportional to 37,929,905.05, 52,343,428.55 and 20,526,251.12 is: 28,326,312.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,929,905.05 : 52,343,428.55 = 20,526,251.12 : x
  2. Step 2: Convert to fraction form
    37,929,905.05/52,343,428.55 = 20,526,251.12/x
  3. Step 3: Cross multiply
    37,929,905.05x = 52,343,428.55 × 20,526,251.12
  4. Step 4: Simplify right side
    37,929,905.05x = 1,074,414,358,927,304.75
  5. Step 5: Solve for x
    x = 1,074,414,358,927,304.75/37,929,905.05
  6. Step 6: Final answer
    x = 28,326,312.91

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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.