Home / 11,455,254.32-15,808,309.80-6,298,948.40

Finding the Fourth Proportional to 11,455,254.32, 15,808,309.80 and 6,298,948.40

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Solution

The fourth proportional to 11,455,254.32, 15,808,309.80 and 6,298,948.40 is: 8,692,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455,254.32 : 15,808,309.80 = 6,298,948.40 : x
  2. Step 2: Convert to fraction form
    11,455,254.32/15,808,309.80 = 6,298,948.40/x
  3. Step 3: Cross multiply
    11,455,254.32x = 15,808,309.80 × 6,298,948.40
  4. Step 4: Simplify right side
    11,455,254.32x = 99,575,727,721,414.33
  5. Step 5: Solve for x
    x = 99,575,727,721,414.33/11,455,254.32
  6. Step 6: Final answer
    x = 8,692,581.15

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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.