Home / 10,680,531.46-14,739,178.67-5,785,753.61

Finding the Fourth Proportional to 10,680,531.46, 14,739,178.67 and 5,785,753.61

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Solution

The fourth proportional to 10,680,531.46, 14,739,178.67 and 5,785,753.61 is: 7,984,364.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680,531.46 : 14,739,178.67 = 5,785,753.61 : x
  2. Step 2: Convert to fraction form
    10,680,531.46/14,739,178.67 = 5,785,753.61/x
  3. Step 3: Cross multiply
    10,680,531.46x = 14,739,178.67 × 5,785,753.61
  4. Step 4: Simplify right side
    10,680,531.46x = 85,277,256,145,095.36
  5. Step 5: Solve for x
    x = 85,277,256,145,095.36/10,680,531.46
  6. Step 6: Final answer
    x = 7,984,364.49

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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.