Home / 8,667,724.39-11,955,700.15-5,574,158.91

Finding the Fourth Proportional to 8,667,724.39, 11,955,700.15 and 5,574,158.91

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Solution

The fourth proportional to 8,667,724.39, 11,955,700.15 and 5,574,158.91 is: 7,688,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,724.39 : 11,955,700.15 = 5,574,158.91 : x
  2. Step 2: Convert to fraction form
    8,667,724.39/11,955,700.15 = 5,574,158.91/x
  3. Step 3: Cross multiply
    8,667,724.39x = 11,955,700.15 × 5,574,158.91
  4. Step 4: Simplify right side
    8,667,724.39x = 66,642,972,502,475.45
  5. Step 5: Solve for x
    x = 66,642,972,502,475.45/8,667,724.39
  6. Step 6: Final answer
    x = 7,688,635.39

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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.