Home / 72,834,374.60-100,511,545.03-41,472,449.13

Finding the Fourth Proportional to 72,834,374.60, 100,511,545.03 and 41,472,449.13

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Solution

The fourth proportional to 72,834,374.60, 100,511,545.03 and 41,472,449.13 is: 57,232,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,834,374.60 : 100,511,545.03 = 41,472,449.13 : x
  2. Step 2: Convert to fraction form
    72,834,374.60/100,511,545.03 = 41,472,449.13/x
  3. Step 3: Cross multiply
    72,834,374.60x = 100,511,545.03 × 41,472,449.13
  4. Step 4: Simplify right side
    72,834,374.60x = 4,168,459,938,130,698.50
  5. Step 5: Solve for x
    x = 4,168,459,938,130,698.50/72,834,374.60
  6. Step 6: Final answer
    x = 57,232,041.34

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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.