Home / 8,007,534.02-12,011,207.07-3,215,139.05

Finding the Fourth Proportional to 8,007,534.02, 12,011,207.07 and 3,215,139.05

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Solution

The fourth proportional to 8,007,534.02, 12,011,207.07 and 3,215,139.05 is: 4,822,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,534.02 : 12,011,207.07 = 3,215,139.05 : x
  2. Step 2: Convert to fraction form
    8,007,534.02/12,011,207.07 = 3,215,139.05/x
  3. Step 3: Cross multiply
    8,007,534.02x = 12,011,207.07 × 3,215,139.05
  4. Step 4: Simplify right side
    8,007,534.02x = 38,617,700,888,393.09
  5. Step 5: Solve for x
    x = 38,617,700,888,393.09/8,007,534.02
  6. Step 6: Final answer
    x = 4,822,670.85

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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.