Home / 8,438,459.11-11,645,129.43-4,570,980.22

Finding the Fourth Proportional to 8,438,459.11, 11,645,129.43 and 4,570,980.22

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Solution

The fourth proportional to 8,438,459.11, 11,645,129.43 and 4,570,980.22 is: 6,307,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,459.11 : 11,645,129.43 = 4,570,980.22 : x
  2. Step 2: Convert to fraction form
    8,438,459.11/11,645,129.43 = 4,570,980.22/x
  3. Step 3: Cross multiply
    8,438,459.11x = 11,645,129.43 × 4,570,980.22
  4. Step 4: Simplify right side
    8,438,459.11x = 53,229,656,298,426.29
  5. Step 5: Solve for x
    x = 53,229,656,298,426.29/8,438,459.11
  6. Step 6: Final answer
    x = 6,307,982.96

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1.5x scale

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.