Home / 28,343,244.80-42,514,867.20-13,968,531.20

Finding the Fourth Proportional to 28,343,244.80, 42,514,867.20 and 13,968,531.20

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Solution

The fourth proportional to 28,343,244.80, 42,514,867.20 and 13,968,531.20 is: 20,952,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,343,244.80 : 42,514,867.20 = 13,968,531.20 : x
  2. Step 2: Convert to fraction form
    28,343,244.80/42,514,867.20 = 13,968,531.20/x
  3. Step 3: Cross multiply
    28,343,244.80x = 42,514,867.20 × 13,968,531.20
  4. Step 4: Simplify right side
    28,343,244.80x = 593,870,248,947,056.62
  5. Step 5: Solve for x
    x = 593,870,248,947,056.62/28,343,244.80
  6. Step 6: Final answer
    x = 20,952,796.80

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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.