Home / 10,090,422.71-13,925,236.10-5,681,664.45

Finding the Fourth Proportional to 10,090,422.71, 13,925,236.10 and 5,681,664.45

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Solution

The fourth proportional to 10,090,422.71, 13,925,236.10 and 5,681,664.45 is: 7,840,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,422.71 : 13,925,236.10 = 5,681,664.45 : x
  2. Step 2: Convert to fraction form
    10,090,422.71/13,925,236.10 = 5,681,664.45/x
  3. Step 3: Cross multiply
    10,090,422.71x = 13,925,236.10 × 5,681,664.45
  4. Step 4: Simplify right side
    10,090,422.71x = 79,118,518,907,226.64
  5. Step 5: Solve for x
    x = 79,118,518,907,226.64/10,090,422.71
  6. Step 6: Final answer
    x = 7,840,951.88

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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.