Home / 15,256,565.45-21,054,044.31-8,287,248.41

Finding the Fourth Proportional to 15,256,565.45, 21,054,044.31 and 8,287,248.41

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Solution

The fourth proportional to 15,256,565.45, 21,054,044.31 and 8,287,248.41 is: 11,436,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256,565.45 : 21,054,044.31 = 8,287,248.41 : x
  2. Step 2: Convert to fraction form
    15,256,565.45/21,054,044.31 = 8,287,248.41/x
  3. Step 3: Cross multiply
    15,256,565.45x = 21,054,044.31 × 8,287,248.41
  4. Step 4: Simplify right side
    15,256,565.45x = 174,480,095,126,846.81
  5. Step 5: Solve for x
    x = 174,480,095,126,846.81/15,256,565.45
  6. Step 6: Final answer
    x = 11,436,394.11

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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.