Home / 9,186,256.84-12,679,284.36-7,117,179.88

Finding the Fourth Proportional to 9,186,256.84, 12,679,284.36 and 7,117,179.88

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Solution

The fourth proportional to 9,186,256.84, 12,679,284.36 and 7,117,179.88 is: 9,823,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,256.84 : 12,679,284.36 = 7,117,179.88 : x
  2. Step 2: Convert to fraction form
    9,186,256.84/12,679,284.36 = 7,117,179.88/x
  3. Step 3: Cross multiply
    9,186,256.84x = 12,679,284.36 × 7,117,179.88
  4. Step 4: Simplify right side
    9,186,256.84x = 90,240,747,539,790.67
  5. Step 5: Solve for x
    x = 90,240,747,539,790.67/9,186,256.84
  6. Step 6: Final answer
    x = 9,823,451.39

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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.