Home / 9,157,701.30-12,637,676.62-5,721,934.74

Finding the Fourth Proportional to 9,157,701.30, 12,637,676.62 and 5,721,934.74

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Solution

The fourth proportional to 9,157,701.30, 12,637,676.62 and 5,721,934.74 is: 7,896,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157,701.30 : 12,637,676.62 = 5,721,934.74 : x
  2. Step 2: Convert to fraction form
    9,157,701.30/12,637,676.62 = 5,721,934.74/x
  3. Step 3: Cross multiply
    9,157,701.30x = 12,637,676.62 × 5,721,934.74
  4. Step 4: Simplify right side
    9,157,701.30x = 72,311,960,884,863.78
  5. Step 5: Solve for x
    x = 72,311,960,884,863.78/9,157,701.30
  6. Step 6: Final answer
    x = 7,896,300.45

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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.