Home / 5,200,656.28-7,177,117.19-2,877,511.01

Finding the Fourth Proportional to 5,200,656.28, 7,177,117.19 and 2,877,511.01

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Solution

The fourth proportional to 5,200,656.28, 7,177,117.19 and 2,877,511.01 is: 3,971,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,656.28 : 7,177,117.19 = 2,877,511.01 : x
  2. Step 2: Convert to fraction form
    5,200,656.28/7,177,117.19 = 2,877,511.01/x
  3. Step 3: Cross multiply
    5,200,656.28x = 7,177,117.19 × 2,877,511.01
  4. Step 4: Simplify right side
    5,200,656.28x = 20,652,233,684,012.12
  5. Step 5: Solve for x
    x = 20,652,233,684,012.12/5,200,656.28
  6. Step 6: Final answer
    x = 3,971,082.22

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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.