Home / 61,205,947.20-91,808,920.80-22,862,479.05

Finding the Fourth Proportional to 61,205,947.20, 91,808,920.80 and 22,862,479.05

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Solution

The fourth proportional to 61,205,947.20, 91,808,920.80 and 22,862,479.05 is: 34,293,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,947.20 : 91,808,920.80 = 22,862,479.05 : x
  2. Step 2: Convert to fraction form
    61,205,947.20/91,808,920.80 = 22,862,479.05/x
  3. Step 3: Cross multiply
    61,205,947.20x = 91,808,920.80 × 22,862,479.05
  4. Step 4: Simplify right side
    61,205,947.20x = 2,098,979,528,393,109.25
  5. Step 5: Solve for x
    x = 2,098,979,528,393,109.25/61,205,947.20
  6. Step 6: Final answer
    x = 34,293,718.58

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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.