Home / 8,700,803.54-12,007,190.96-4,780,641.92

Finding the Fourth Proportional to 8,700,803.54, 12,007,190.96 and 4,780,641.92

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Solution

The fourth proportional to 8,700,803.54, 12,007,190.96 and 4,780,641.92 is: 6,597,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700,803.54 : 12,007,190.96 = 4,780,641.92 : x
  2. Step 2: Convert to fraction form
    8,700,803.54/12,007,190.96 = 4,780,641.92/x
  3. Step 3: Cross multiply
    8,700,803.54x = 12,007,190.96 × 4,780,641.92
  4. Step 4: Simplify right side
    8,700,803.54x = 57,402,080,378,809.29
  5. Step 5: Solve for x
    x = 57,402,080,378,809.29/8,700,803.54
  6. Step 6: Final answer
    x = 6,597,330.94

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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.