Home / 21,252,332.40-31,875,077.16-6,102,818.16

Finding the Fourth Proportional to 21,252,332.40, 31,875,077.16 and 6,102,818.16

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Solution

The fourth proportional to 21,252,332.40, 31,875,077.16 and 6,102,818.16 is: 9,153,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,252,332.40 : 31,875,077.16 = 6,102,818.16 : x
  2. Step 2: Convert to fraction form
    21,252,332.40/31,875,077.16 = 6,102,818.16/x
  3. Step 3: Cross multiply
    21,252,332.40x = 31,875,077.16 × 6,102,818.16
  4. Step 4: Simplify right side
    21,252,332.40x = 194,527,799,743,449.22
  5. Step 5: Solve for x
    x = 194,527,799,743,449.22/21,252,332.40
  6. Step 6: Final answer
    x = 9,153,244.74

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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.