Home / 30,576,731.22-42,195,355.20-16,637,616.06

Finding the Fourth Proportional to 30,576,731.22, 42,195,355.20 and 16,637,616.06

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Solution

The fourth proportional to 30,576,731.22, 42,195,355.20 and 16,637,616.06 is: 22,959,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576,731.22 : 42,195,355.20 = 16,637,616.06 : x
  2. Step 2: Convert to fraction form
    30,576,731.22/42,195,355.20 = 16,637,616.06/x
  3. Step 3: Cross multiply
    30,576,731.22x = 42,195,355.20 × 16,637,616.06
  4. Step 4: Simplify right side
    30,576,731.22x = 702,030,119,332,924.62
  5. Step 5: Solve for x
    x = 702,030,119,332,924.62/30,576,731.22
  6. Step 6: Final answer
    x = 22,959,619.66

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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.