Home / 21,229,946.57-31,803,302.35-11,001,515.96

Finding the Fourth Proportional to 21,229,946.57, 31,803,302.35 and 11,001,515.96

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Solution

The fourth proportional to 21,229,946.57, 31,803,302.35 and 11,001,515.96 is: 16,480,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,229,946.57 : 31,803,302.35 = 11,001,515.96 : x
  2. Step 2: Convert to fraction form
    21,229,946.57/31,803,302.35 = 11,001,515.96/x
  3. Step 3: Cross multiply
    21,229,946.57x = 31,803,302.35 × 11,001,515.96
  4. Step 4: Simplify right side
    21,229,946.57x = 349,884,538,225,214
  5. Step 5: Solve for x
    x = 349,884,538,225,214/21,229,946.57
  6. Step 6: Final answer
    x = 16,480,707.43

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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.