Home / 15,016,948.12-20,723,547.55-8,822,252.80

Finding the Fourth Proportional to 15,016,948.12, 20,723,547.55 and 8,822,252.80

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Solution

The fourth proportional to 15,016,948.12, 20,723,547.55 and 8,822,252.80 is: 12,174,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,948.12 : 20,723,547.55 = 8,822,252.80 : x
  2. Step 2: Convert to fraction form
    15,016,948.12/20,723,547.55 = 8,822,252.80/x
  3. Step 3: Cross multiply
    15,016,948.12x = 20,723,547.55 × 8,822,252.80
  4. Step 4: Simplify right side
    15,016,948.12x = 182,828,375,295,302.91
  5. Step 5: Solve for x
    x = 182,828,375,295,302.91/15,016,948.12
  6. Step 6: Final answer
    x = 12,174,802.36

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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.