Home / 20,225,482.28-30,334,901.91-8,707,848.74

Finding the Fourth Proportional to 20,225,482.28, 30,334,901.91 and 8,707,848.74

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Solution

The fourth proportional to 20,225,482.28, 30,334,901.91 and 8,707,848.74 is: 13,060,343.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,225,482.28 : 30,334,901.91 = 8,707,848.74 : x
  2. Step 2: Convert to fraction form
    20,225,482.28/30,334,901.91 = 8,707,848.74/x
  3. Step 3: Cross multiply
    20,225,482.28x = 30,334,901.91 × 8,707,848.74
  4. Step 4: Simplify right side
    20,225,482.28x = 264,151,737,223,342.56
  5. Step 5: Solve for x
    x = 264,151,737,223,342.56/20,225,482.28
  6. Step 6: Final answer
    x = 13,060,343.07

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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.