Home / 8,700,799.52-12,007,185.44-4,780,637.92

Finding the Fourth Proportional to 8,700,799.52, 12,007,185.44 and 4,780,637.92

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Solution

The fourth proportional to 8,700,799.52, 12,007,185.44 and 4,780,637.92 is: 6,597,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700,799.52 : 12,007,185.44 = 4,780,637.92 : x
  2. Step 2: Convert to fraction form
    8,700,799.52/12,007,185.44 = 4,780,637.92/x
  3. Step 3: Cross multiply
    8,700,799.52x = 12,007,185.44 × 4,780,637.92
  4. Step 4: Simplify right side
    8,700,799.52x = 57,402,005,966,899.95
  5. Step 5: Solve for x
    x = 57,402,005,966,899.95/8,700,799.52
  6. Step 6: Final answer
    x = 6,597,325.43

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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.