Home / 30,601,921.48-42,228,999.99-17,549,730.52

Finding the Fourth Proportional to 30,601,921.48, 42,228,999.99 and 17,549,730.52

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Solution

The fourth proportional to 30,601,921.48, 42,228,999.99 and 17,549,730.52 is: 24,217,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,601,921.48 : 42,228,999.99 = 17,549,730.52 : x
  2. Step 2: Convert to fraction form
    30,601,921.48/42,228,999.99 = 17,549,730.52/x
  3. Step 3: Cross multiply
    30,601,921.48x = 42,228,999.99 × 17,549,730.52
  4. Step 4: Simplify right side
    30,601,921.48x = 741,107,569,953,582.75
  5. Step 5: Solve for x
    x = 741,107,569,953,582.75/30,601,921.48
  6. Step 6: Final answer
    x = 24,217,680.92

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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.