Home / 28,444,967.28-39,254,158.92-15,392,226.30

Finding the Fourth Proportional to 28,444,967.28, 39,254,158.92 and 15,392,226.30

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Solution

The fourth proportional to 28,444,967.28, 39,254,158.92 and 15,392,226.30 is: 21,241,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444,967.28 : 39,254,158.92 = 15,392,226.30 : x
  2. Step 2: Convert to fraction form
    28,444,967.28/39,254,158.92 = 15,392,226.30/x
  3. Step 3: Cross multiply
    28,444,967.28x = 39,254,158.92 × 15,392,226.30
  4. Step 4: Simplify right side
    28,444,967.28x = 604,208,897,312,803.62
  5. Step 5: Solve for x
    x = 604,208,897,312,803.62/28,444,967.28
  6. Step 6: Final answer
    x = 21,241,328.61

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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.