Home / 9,251,708.97-12,768,700.91-5,330,702.01

Finding the Fourth Proportional to 9,251,708.97, 12,768,700.91 and 5,330,702.01

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Solution

The fourth proportional to 9,251,708.97, 12,768,700.91 and 5,330,702.01 is: 7,357,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251,708.97 : 12,768,700.91 = 5,330,702.01 : x
  2. Step 2: Convert to fraction form
    9,251,708.97/12,768,700.91 = 5,330,702.01/x
  3. Step 3: Cross multiply
    9,251,708.97x = 12,768,700.91 × 5,330,702.01
  4. Step 4: Simplify right side
    9,251,708.97x = 68,066,139,579,372.31
  5. Step 5: Solve for x
    x = 68,066,139,579,372.31/9,251,708.97
  6. Step 6: Final answer
    x = 7,357,142.32

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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.