Home / 10,679,901.61-14,738,334.99-5,785,123.70

Finding the Fourth Proportional to 10,679,901.61, 14,738,334.99 and 5,785,123.70

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Solution

The fourth proportional to 10,679,901.61, 14,738,334.99 and 5,785,123.70 is: 7,983,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679,901.61 : 14,738,334.99 = 5,785,123.70 : x
  2. Step 2: Convert to fraction form
    10,679,901.61/14,738,334.99 = 5,785,123.70/x
  3. Step 3: Cross multiply
    10,679,901.61x = 14,738,334.99 × 5,785,123.70
  4. Step 4: Simplify right side
    10,679,901.61x = 85,263,091,064,339.88
  5. Step 5: Solve for x
    x = 85,263,091,064,339.88/10,679,901.61
  6. Step 6: Final answer
    x = 7,983,509.04

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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.