Home / 7,470,432.52-10,309,471.86-4,163,023.96

Finding the Fourth Proportional to 7,470,432.52, 10,309,471.86 and 4,163,023.96

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Solution

The fourth proportional to 7,470,432.52, 10,309,471.86 and 4,163,023.96 is: 5,745,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,432.52 : 10,309,471.86 = 4,163,023.96 : x
  2. Step 2: Convert to fraction form
    7,470,432.52/10,309,471.86 = 4,163,023.96/x
  3. Step 3: Cross multiply
    7,470,432.52x = 10,309,471.86 × 4,163,023.96
  4. Step 4: Simplify right side
    7,470,432.52x = 42,918,578,368,125.77
  5. Step 5: Solve for x
    x = 42,918,578,368,125.77/7,470,432.52
  6. Step 6: Final answer
    x = 5,745,126.30

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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.