Home / 6,426,444.17-9,639,326.75-2,107,925.54

Finding the Fourth Proportional to 6,426,444.17, 9,639,326.75 and 2,107,925.54

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Solution

The fourth proportional to 6,426,444.17, 9,639,326.75 and 2,107,925.54 is: 3,161,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,444.17 : 9,639,326.75 = 2,107,925.54 : x
  2. Step 2: Convert to fraction form
    6,426,444.17/9,639,326.75 = 2,107,925.54/x
  3. Step 3: Cross multiply
    6,426,444.17x = 9,639,326.75 × 2,107,925.54
  4. Step 4: Simplify right side
    6,426,444.17x = 20,318,983,028,070.16
  5. Step 5: Solve for x
    x = 20,318,983,028,070.16/6,426,444.17
  6. Step 6: Final answer
    x = 3,161,776.95

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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.