Home / 12,452,715.94-17,185,518.12-6,870,935.17

Finding the Fourth Proportional to 12,452,715.94, 17,185,518.12 and 6,870,935.17

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Solution

The fourth proportional to 12,452,715.94, 17,185,518.12 and 6,870,935.17 is: 9,482,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,715.94 : 17,185,518.12 = 6,870,935.17 : x
  2. Step 2: Convert to fraction form
    12,452,715.94/17,185,518.12 = 6,870,935.17/x
  3. Step 3: Cross multiply
    12,452,715.94x = 17,185,518.12 × 6,870,935.17
  4. Step 4: Simplify right side
    12,452,715.94x = 118,080,580,865,380.28
  5. Step 5: Solve for x
    x = 118,080,580,865,380.28/12,452,715.94
  6. Step 6: Final answer
    x = 9,482,315.46

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Double scale
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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.