Home / 13,855,998.80-20,785,106.28-4,754,433.80

Finding the Fourth Proportional to 13,855,998.80, 20,785,106.28 and 4,754,433.80

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Solution

The fourth proportional to 13,855,998.80, 20,785,106.28 and 4,754,433.80 is: 7,132,030.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855,998.80 : 20,785,106.28 = 4,754,433.80 : x
  2. Step 2: Convert to fraction form
    13,855,998.80/20,785,106.28 = 4,754,433.80/x
  3. Step 3: Cross multiply
    13,855,998.80x = 20,785,106.28 × 4,754,433.80
  4. Step 4: Simplify right side
    13,855,998.80x = 98,821,411,730,298.73
  5. Step 5: Solve for x
    x = 98,821,411,730,298.73/13,855,998.80
  6. Step 6: Final answer
    x = 7,132,030.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.