Home / 16,876,929.48-23,290,274.40-9,141,971.70

Finding the Fourth Proportional to 16,876,929.48, 23,290,274.40 and 9,141,971.70

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Solution

The fourth proportional to 16,876,929.48, 23,290,274.40 and 9,141,971.70 is: 12,615,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,929.48 : 23,290,274.40 = 9,141,971.70 : x
  2. Step 2: Convert to fraction form
    16,876,929.48/23,290,274.40 = 9,141,971.70/x
  3. Step 3: Cross multiply
    16,876,929.48x = 23,290,274.40 × 9,141,971.70
  4. Step 4: Simplify right side
    16,876,929.48x = 212,919,029,450,034.44
  5. Step 5: Solve for x
    x = 212,919,029,450,034.44/16,876,929.48
  6. Step 6: Final answer
    x = 12,615,981.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.