Home / 21,229,946.07-31,803,301.60-11,001,515.46

Finding the Fourth Proportional to 21,229,946.07, 31,803,301.60 and 11,001,515.46

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Solution

The fourth proportional to 21,229,946.07, 31,803,301.60 and 11,001,515.46 is: 16,480,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,229,946.07 : 31,803,301.60 = 11,001,515.46 : x
  2. Step 2: Convert to fraction form
    21,229,946.07/31,803,301.60 = 11,001,515.46/x
  3. Step 3: Cross multiply
    21,229,946.07x = 31,803,301.60 × 11,001,515.46
  4. Step 4: Simplify right side
    21,229,946.07x = 349,884,514,072,426.25
  5. Step 5: Solve for x
    x = 349,884,514,072,426.25/21,229,946.07
  6. Step 6: Final answer
    x = 16,480,706.68

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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.