Home / 9,169,298.79-12,653,917.08-5,039,254.88

Finding the Fourth Proportional to 9,169,298.79, 12,653,917.08 and 5,039,254.88

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Solution

The fourth proportional to 9,169,298.79, 12,653,917.08 and 5,039,254.88 is: 6,954,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,298.79 : 12,653,917.08 = 5,039,254.88 : x
  2. Step 2: Convert to fraction form
    9,169,298.79/12,653,917.08 = 5,039,254.88/x
  3. Step 3: Cross multiply
    9,169,298.79x = 12,653,917.08 × 5,039,254.88
  4. Step 4: Simplify right side
    9,169,298.79x = 63,766,313,428,140.15
  5. Step 5: Solve for x
    x = 63,766,313,428,140.15/9,169,298.79
  6. Step 6: Final answer
    x = 6,954,328.23

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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.