Home / 5,364,257.60-8,046,386.40-5,157,819.20

Finding the Fourth Proportional to 5,364,257.60, 8,046,386.40 and 5,157,819.20

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Solution

The fourth proportional to 5,364,257.60, 8,046,386.40 and 5,157,819.20 is: 7,736,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364,257.60 : 8,046,386.40 = 5,157,819.20 : x
  2. Step 2: Convert to fraction form
    5,364,257.60/8,046,386.40 = 5,157,819.20/x
  3. Step 3: Cross multiply
    5,364,257.60x = 8,046,386.40 × 5,157,819.20
  4. Step 4: Simplify right side
    5,364,257.60x = 41,501,806,264,538.88
  5. Step 5: Solve for x
    x = 41,501,806,264,538.88/5,364,257.60
  6. Step 6: Final answer
    x = 7,736,728.80

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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.