Home / 25,946,039.20-38,919,058.80-16,403,720.80

Finding the Fourth Proportional to 25,946,039.20, 38,919,058.80 and 16,403,720.80

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Solution

The fourth proportional to 25,946,039.20, 38,919,058.80 and 16,403,720.80 is: 24,605,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,946,039.20 : 38,919,058.80 = 16,403,720.80 : x
  2. Step 2: Convert to fraction form
    25,946,039.20/38,919,058.80 = 16,403,720.80/x
  3. Step 3: Cross multiply
    25,946,039.20x = 38,919,058.80 × 16,403,720.80
  4. Step 4: Simplify right side
    25,946,039.20x = 638,417,374,353,983
  5. Step 5: Solve for x
    x = 638,417,374,353,983/25,946,039.20
  6. Step 6: Final answer
    x = 24,605,581.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.