Home / 8,278,746.12-11,425,045.41-4,607,897.40

Finding the Fourth Proportional to 8,278,746.12, 11,425,045.41 and 4,607,897.40

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Solution

The fourth proportional to 8,278,746.12, 11,425,045.41 and 4,607,897.40 is: 6,359,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,746.12 : 11,425,045.41 = 4,607,897.40 : x
  2. Step 2: Convert to fraction form
    8,278,746.12/11,425,045.41 = 4,607,897.40/x
  3. Step 3: Cross multiply
    8,278,746.12x = 11,425,045.41 × 4,607,897.40
  4. Step 4: Simplify right side
    8,278,746.12x = 52,645,437,039,620.94
  5. Step 5: Solve for x
    x = 52,645,437,039,620.94/8,278,746.12
  6. Step 6: Final answer
    x = 6,359,107.56

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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.