Home / 82,026,240.40-123,039,360.60-21,441,966.40

Finding the Fourth Proportional to 82,026,240.40, 123,039,360.60 and 21,441,966.40

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Solution

The fourth proportional to 82,026,240.40, 123,039,360.60 and 21,441,966.40 is: 32,162,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,026,240.40 : 123,039,360.60 = 21,441,966.40 : x
  2. Step 2: Convert to fraction form
    82,026,240.40/123,039,360.60 = 21,441,966.40/x
  3. Step 3: Cross multiply
    82,026,240.40x = 123,039,360.60 × 21,441,966.40
  4. Step 4: Simplify right side
    82,026,240.40x = 2,638,205,835,862,683.50
  5. Step 5: Solve for x
    x = 2,638,205,835,862,683.50/82,026,240.40
  6. Step 6: Final answer
    x = 32,162,949.60

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1.5x scale

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.