Home / 7,101,829.60-10,646,523.60-4,263,071.20

Finding the Fourth Proportional to 7,101,829.60, 10,646,523.60 and 4,263,071.20

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Solution

The fourth proportional to 7,101,829.60, 10,646,523.60 and 4,263,071.20 is: 6,390,872.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,829.60 : 10,646,523.60 = 4,263,071.20 : x
  2. Step 2: Convert to fraction form
    7,101,829.60/10,646,523.60 = 4,263,071.20/x
  3. Step 3: Cross multiply
    7,101,829.60x = 10,646,523.60 × 4,263,071.20
  4. Step 4: Simplify right side
    7,101,829.60x = 45,386,888,139,280.32
  5. Step 5: Solve for x
    x = 45,386,888,139,280.32/7,101,829.60
  6. Step 6: Final answer
    x = 6,390,872.59

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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.