Home / 13,756,807.80-20,635,211.70-13,544,231.40

Finding the Fourth Proportional to 13,756,807.80, 20,635,211.70 and 13,544,231.40

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Solution

The fourth proportional to 13,756,807.80, 20,635,211.70 and 13,544,231.40 is: 20,316,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756,807.80 : 20,635,211.70 = 13,544,231.40 : x
  2. Step 2: Convert to fraction form
    13,756,807.80/20,635,211.70 = 13,544,231.40/x
  3. Step 3: Cross multiply
    13,756,807.80x = 20,635,211.70 × 13,544,231.40
  4. Step 4: Simplify right side
    13,756,807.80x = 279,488,082,252,787.38
  5. Step 5: Solve for x
    x = 279,488,082,252,787.38/13,756,807.80
  6. Step 6: Final answer
    x = 20,316,347.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.