Home / 9,168,134.98-12,646,757.80-5,724,397.30

Finding the Fourth Proportional to 9,168,134.98, 12,646,757.80 and 5,724,397.30

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Solution

The fourth proportional to 9,168,134.98, 12,646,757.80 and 5,724,397.30 is: 7,896,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,134.98 : 12,646,757.80 = 5,724,397.30 : x
  2. Step 2: Convert to fraction form
    9,168,134.98/12,646,757.80 = 5,724,397.30/x
  3. Step 3: Cross multiply
    9,168,134.98x = 12,646,757.80 × 5,724,397.30
  4. Step 4: Simplify right side
    9,168,134.98x = 72,395,066,204,073.94
  5. Step 5: Solve for x
    x = 72,395,066,204,073.94/9,168,134.98
  6. Step 6: Final answer
    x = 7,896,378.75

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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.