Home / 40,156,859.25-55,421,189.73-23,859,335.25

Finding the Fourth Proportional to 40,156,859.25, 55,421,189.73 and 23,859,335.25

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Solution

The fourth proportional to 40,156,859.25, 55,421,189.73 and 23,859,335.25 is: 32,928,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156,859.25 : 55,421,189.73 = 23,859,335.25 : x
  2. Step 2: Convert to fraction form
    40,156,859.25/55,421,189.73 = 23,859,335.25/x
  3. Step 3: Cross multiply
    40,156,859.25x = 55,421,189.73 × 23,859,335.25
  4. Step 4: Simplify right side
    40,156,859.25x = 1,322,312,745,721,927
  5. Step 5: Solve for x
    x = 1,322,312,745,721,927/40,156,859.25
  6. Step 6: Final answer
    x = 32,928,689.40

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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.