Home / 12,746,306.12-17,589,904.95-6,945,087.74

Finding the Fourth Proportional to 12,746,306.12, 17,589,904.95 and 6,945,087.74

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Solution

The fourth proportional to 12,746,306.12, 17,589,904.95 and 6,945,087.74 is: 9,584,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,306.12 : 17,589,904.95 = 6,945,087.74 : x
  2. Step 2: Convert to fraction form
    12,746,306.12/17,589,904.95 = 6,945,087.74/x
  3. Step 3: Cross multiply
    12,746,306.12x = 17,589,904.95 × 6,945,087.74
  4. Step 4: Simplify right side
    12,746,306.12x = 122,163,433,216,010.31
  5. Step 5: Solve for x
    x = 122,163,433,216,010.31/12,746,306.12
  6. Step 6: Final answer
    x = 9,584,222.45

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1.5x scale

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.