Home / 9,215,457-12,717,336.08-5,141,076

Finding the Fourth Proportional to 9,215,457, 12,717,336.08 and 5,141,076

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Solution

The fourth proportional to 9,215,457, 12,717,336.08 and 5,141,076 is: 7,094,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,457 : 12,717,336.08 = 5,141,076 : x
  2. Step 2: Convert to fraction form
    9,215,457/12,717,336.08 = 5,141,076/x
  3. Step 3: Cross multiply
    9,215,457x = 12,717,336.08 × 5,141,076
  4. Step 4: Simplify right side
    9,215,457x = 65,380,791,304,822.08
  5. Step 5: Solve for x
    x = 65,380,791,304,822.08/9,215,457
  6. Step 6: Final answer
    x = 7,094,687.90

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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.