Home / 8,748,034.40-13,122,051.60-4,921,659.20

Finding the Fourth Proportional to 8,748,034.40, 13,122,051.60 and 4,921,659.20

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Solution

The fourth proportional to 8,748,034.40, 13,122,051.60 and 4,921,659.20 is: 7,382,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,034.40 : 13,122,051.60 = 4,921,659.20 : x
  2. Step 2: Convert to fraction form
    8,748,034.40/13,122,051.60 = 4,921,659.20/x
  3. Step 3: Cross multiply
    8,748,034.40x = 13,122,051.60 × 4,921,659.20
  4. Step 4: Simplify right side
    8,748,034.40x = 64,582,265,980,014.72
  5. Step 5: Solve for x
    x = 64,582,265,980,014.72/8,748,034.40
  6. Step 6: Final answer
    x = 7,382,488.80

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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.