Home / 8,247,148.40-11,381,061.57-4,808,725.13

Finding the Fourth Proportional to 8,247,148.40, 11,381,061.57 and 4,808,725.13

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Solution

The fourth proportional to 8,247,148.40, 11,381,061.57 and 4,808,725.13 is: 6,636,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247,148.40 : 11,381,061.57 = 4,808,725.13 : x
  2. Step 2: Convert to fraction form
    8,247,148.40/11,381,061.57 = 4,808,725.13/x
  3. Step 3: Cross multiply
    8,247,148.40x = 11,381,061.57 × 4,808,725.13
  4. Step 4: Simplify right side
    8,247,148.40x = 54,728,396,720,830.95
  5. Step 5: Solve for x
    x = 54,728,396,720,830.95/8,247,148.40
  6. Step 6: Final answer
    x = 6,636,038.80

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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.