Home / 19,996,505.20-27,595,039.80-10,828,938.16

Finding the Fourth Proportional to 19,996,505.20, 27,595,039.80 and 10,828,938.16

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Solution

The fourth proportional to 19,996,505.20, 27,595,039.80 and 10,828,938.16 is: 14,943,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996,505.20 : 27,595,039.80 = 10,828,938.16 : x
  2. Step 2: Convert to fraction form
    19,996,505.20/27,595,039.80 = 10,828,938.16/x
  3. Step 3: Cross multiply
    19,996,505.20x = 27,595,039.80 × 10,828,938.16
  4. Step 4: Simplify right side
    19,996,505.20x = 298,824,979,516,938.75
  5. Step 5: Solve for x
    x = 298,824,979,516,938.75/19,996,505.20
  6. Step 6: Final answer
    x = 14,943,860.27

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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.