Home / 48,530,025.72-66,971,888.64-27,621,031.79

Finding the Fourth Proportional to 48,530,025.72, 66,971,888.64 and 27,621,031.79

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Solution

The fourth proportional to 48,530,025.72, 66,971,888.64 and 27,621,031.79 is: 38,117,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,530,025.72 : 66,971,888.64 = 27,621,031.79 : x
  2. Step 2: Convert to fraction form
    48,530,025.72/66,971,888.64 = 27,621,031.79/x
  3. Step 3: Cross multiply
    48,530,025.72x = 66,971,888.64 × 27,621,031.79
  4. Step 4: Simplify right side
    48,530,025.72x = 1,849,832,665,329,209.75
  5. Step 5: Solve for x
    x = 1,849,832,665,329,209.75/48,530,025.72
  6. Step 6: Final answer
    x = 38,117,281.78

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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.