Home / 47,886,954.95-71,841,056.40-13,805,641.19

Finding the Fourth Proportional to 47,886,954.95, 71,841,056.40 and 13,805,641.19

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Solution

The fourth proportional to 47,886,954.95, 71,841,056.40 and 13,805,641.19 is: 20,711,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,886,954.95 : 71,841,056.40 = 13,805,641.19 : x
  2. Step 2: Convert to fraction form
    47,886,954.95/71,841,056.40 = 13,805,641.19/x
  3. Step 3: Cross multiply
    47,886,954.95x = 71,841,056.40 × 13,805,641.19
  4. Step 4: Simplify right side
    47,886,954.95x = 991,811,847,009,748
  5. Step 5: Solve for x
    x = 991,811,847,009,748/47,886,954.95
  6. Step 6: Final answer
    x = 20,711,524.63

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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.