Home / 10,420,797.38-14,348,599.49-9,257,225.90

Finding the Fourth Proportional to 10,420,797.38, 14,348,599.49 and 9,257,225.90

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Solution

The fourth proportional to 10,420,797.38, 14,348,599.49 and 9,257,225.90 is: 12,746,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420,797.38 : 14,348,599.49 = 9,257,225.90 : x
  2. Step 2: Convert to fraction form
    10,420,797.38/14,348,599.49 = 9,257,225.90/x
  3. Step 3: Cross multiply
    10,420,797.38x = 14,348,599.49 × 9,257,225.90
  4. Step 4: Simplify right side
    10,420,797.38x = 132,828,226,827,554.80
  5. Step 5: Solve for x
    x = 132,828,226,827,554.80/10,420,797.38
  6. Step 6: Final answer
    x = 12,746,455.19

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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.