Home / 7,244,837.60-10,867,256.40-5,437,938.20

Finding the Fourth Proportional to 7,244,837.60, 10,867,256.40 and 5,437,938.20

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Solution

The fourth proportional to 7,244,837.60, 10,867,256.40 and 5,437,938.20 is: 8,156,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,837.60 : 10,867,256.40 = 5,437,938.20 : x
  2. Step 2: Convert to fraction form
    7,244,837.60/10,867,256.40 = 5,437,938.20/x
  3. Step 3: Cross multiply
    7,244,837.60x = 10,867,256.40 × 5,437,938.20
  4. Step 4: Simplify right side
    7,244,837.60x = 59,095,468,706,754.48
  5. Step 5: Solve for x
    x = 59,095,468,706,754.48/7,244,837.60
  6. Step 6: Final answer
    x = 8,156,907.30

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1.5x scale

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.