Home / 64,155,251.70-96,232,877.55-18,721,638.90

Finding the Fourth Proportional to 64,155,251.70, 96,232,877.55 and 18,721,638.90

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Solution

The fourth proportional to 64,155,251.70, 96,232,877.55 and 18,721,638.90 is: 28,082,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,155,251.70 : 96,232,877.55 = 18,721,638.90 : x
  2. Step 2: Convert to fraction form
    64,155,251.70/96,232,877.55 = 18,721,638.90/x
  3. Step 3: Cross multiply
    64,155,251.70x = 96,232,877.55 × 18,721,638.90
  4. Step 4: Simplify right side
    64,155,251.70x = 1,801,637,183,799,016.50
  5. Step 5: Solve for x
    x = 1,801,637,183,799,016.50/64,155,251.70
  6. Step 6: Final answer
    x = 28,082,458.35

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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.