Home / 82,506,877.43-113,852,826.15-47,701,811.25

Finding the Fourth Proportional to 82,506,877.43, 113,852,826.15 and 47,701,811.25

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Solution

The fourth proportional to 82,506,877.43, 113,852,826.15 and 47,701,811.25 is: 65,824,646.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,506,877.43 : 113,852,826.15 = 47,701,811.25 : x
  2. Step 2: Convert to fraction form
    82,506,877.43/113,852,826.15 = 47,701,811.25/x
  3. Step 3: Cross multiply
    82,506,877.43x = 113,852,826.15 × 47,701,811.25
  4. Step 4: Simplify right side
    82,506,877.43x = 5,430,986,023,107,482
  5. Step 5: Solve for x
    x = 5,430,986,023,107,482/82,506,877.43
  6. Step 6: Final answer
    x = 65,824,646.29

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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.