Home / 30,226,645.43-41,712,781.91-17,173,921.49

Finding the Fourth Proportional to 30,226,645.43, 41,712,781.91 and 17,173,921.49

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Solution

The fourth proportional to 30,226,645.43, 41,712,781.91 and 17,173,921.49 is: 23,700,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226,645.43 : 41,712,781.91 = 17,173,921.49 : x
  2. Step 2: Convert to fraction form
    30,226,645.43/41,712,781.91 = 17,173,921.49/x
  3. Step 3: Cross multiply
    30,226,645.43x = 41,712,781.91 × 17,173,921.49
  4. Step 4: Simplify right side
    30,226,645.43x = 716,372,041,357,398.75
  5. Step 5: Solve for x
    x = 716,372,041,357,398.75/30,226,645.43
  6. Step 6: Final answer
    x = 23,700,018.02

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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.