Home / 14,521,775.57-21,785,029.52-4,287,669.88

Finding the Fourth Proportional to 14,521,775.57, 21,785,029.52 and 4,287,669.88

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Solution

The fourth proportional to 14,521,775.57, 21,785,029.52 and 4,287,669.88 is: 6,432,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521,775.57 : 21,785,029.52 = 4,287,669.88 : x
  2. Step 2: Convert to fraction form
    14,521,775.57/21,785,029.52 = 4,287,669.88/x
  3. Step 3: Cross multiply
    14,521,775.57x = 21,785,029.52 × 4,287,669.88
  4. Step 4: Simplify right side
    14,521,775.57x = 93,407,014,979,361.38
  5. Step 5: Solve for x
    x = 93,407,014,979,361.38/14,521,775.57
  6. Step 6: Final answer
    x = 6,432,203.45

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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.