Home / 15,595,701.84-21,520,624.23-8,626,229.40

Finding the Fourth Proportional to 15,595,701.84, 21,520,624.23 and 8,626,229.40

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Solution

The fourth proportional to 15,595,701.84, 21,520,624.23 and 8,626,229.40 is: 11,903,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595,701.84 : 21,520,624.23 = 8,626,229.40 : x
  2. Step 2: Convert to fraction form
    15,595,701.84/21,520,624.23 = 8,626,229.40/x
  3. Step 3: Cross multiply
    15,595,701.84x = 21,520,624.23 × 8,626,229.40
  4. Step 4: Simplify right side
    15,595,701.84x = 185,641,841,439,178.38
  5. Step 5: Solve for x
    x = 185,641,841,439,178.38/15,595,701.84
  6. Step 6: Final answer
    x = 11,903,397.70

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Double scale
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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.