Home / 63,399,886.11-87,533,811.90-48,689,156.34

Finding the Fourth Proportional to 63,399,886.11, 87,533,811.90 and 48,689,156.34

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Solution

The fourth proportional to 63,399,886.11, 87,533,811.90 and 48,689,156.34 is: 67,223,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,399,886.11 : 87,533,811.90 = 48,689,156.34 : x
  2. Step 2: Convert to fraction form
    63,399,886.11/87,533,811.90 = 48,689,156.34/x
  3. Step 3: Cross multiply
    63,399,886.11x = 87,533,811.90 × 48,689,156.34
  4. Step 4: Simplify right side
    63,399,886.11x = 4,261,947,452,635,253
  5. Step 5: Solve for x
    x = 4,261,947,452,635,253/63,399,886.11
  6. Step 6: Final answer
    x = 67,223,266.70

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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.