Home / 18,975,343.20-26,185,656.07-10,273,445.16

Finding the Fourth Proportional to 18,975,343.20, 26,185,656.07 and 10,273,445.16

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Solution

The fourth proportional to 18,975,343.20, 26,185,656.07 and 10,273,445.16 is: 14,177,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975,343.20 : 26,185,656.07 = 10,273,445.16 : x
  2. Step 2: Convert to fraction form
    18,975,343.20/26,185,656.07 = 10,273,445.16/x
  3. Step 3: Cross multiply
    18,975,343.20x = 26,185,656.07 × 10,273,445.16
  4. Step 4: Simplify right side
    18,975,343.20x = 269,016,901,482,837.81
  5. Step 5: Solve for x
    x = 269,016,901,482,837.81/18,975,343.20
  6. Step 6: Final answer
    x = 14,177,182.39

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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.