Home / 6,663,807.80-9,995,711.81-1,615,118.30

Finding the Fourth Proportional to 6,663,807.80, 9,995,711.81 and 1,615,118.30

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Solution

The fourth proportional to 6,663,807.80, 9,995,711.81 and 1,615,118.30 is: 2,422,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,807.80 : 9,995,711.81 = 1,615,118.30 : x
  2. Step 2: Convert to fraction form
    6,663,807.80/9,995,711.81 = 1,615,118.30/x
  3. Step 3: Cross multiply
    6,663,807.80x = 9,995,711.81 × 1,615,118.30
  4. Step 4: Simplify right side
    6,663,807.80x = 16,144,257,065,857.12
  5. Step 5: Solve for x
    x = 16,144,257,065,857.12/6,663,807.80
  6. Step 6: Final answer
    x = 2,422,677.48

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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.