Home / 31,599,617.47-47,357,808.68-13,381,269.82

Finding the Fourth Proportional to 31,599,617.47, 47,357,808.68 and 13,381,269.82

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Solution

The fourth proportional to 31,599,617.47, 47,357,808.68 and 13,381,269.82 is: 20,054,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,617.47 : 47,357,808.68 = 13,381,269.82 : x
  2. Step 2: Convert to fraction form
    31,599,617.47/47,357,808.68 = 13,381,269.82/x
  3. Step 3: Cross multiply
    31,599,617.47x = 47,357,808.68 × 13,381,269.82
  4. Step 4: Simplify right side
    31,599,617.47x = 633,707,615,946,076.75
  5. Step 5: Solve for x
    x = 633,707,615,946,076.75/31,599,617.47
  6. Step 6: Final answer
    x = 20,054,281.25

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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.