Home / 15,039,702.66-20,754,852-8,514,591.33

Finding the Fourth Proportional to 15,039,702.66, 20,754,852 and 8,514,591.33

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Solution

The fourth proportional to 15,039,702.66, 20,754,852 and 8,514,591.33 is: 11,750,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,702.66 : 20,754,852 = 8,514,591.33 : x
  2. Step 2: Convert to fraction form
    15,039,702.66/20,754,852 = 8,514,591.33/x
  3. Step 3: Cross multiply
    15,039,702.66x = 20,754,852 × 8,514,591.33
  4. Step 4: Simplify right side
    15,039,702.66x = 176,719,082,894,633.16
  5. Step 5: Solve for x
    x = 176,719,082,894,633.16/15,039,702.66
  6. Step 6: Final answer
    x = 11,750,171.32

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1.5x scale

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.