Home / 18,148,044.90-25,038,929.34-10,799,987.34

Finding the Fourth Proportional to 18,148,044.90, 25,038,929.34 and 10,799,987.34

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Solution

The fourth proportional to 18,148,044.90, 25,038,929.34 and 10,799,987.34 is: 14,900,785.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,044.90 : 25,038,929.34 = 10,799,987.34 : x
  2. Step 2: Convert to fraction form
    18,148,044.90/25,038,929.34 = 10,799,987.34/x
  3. Step 3: Cross multiply
    18,148,044.90x = 25,038,929.34 × 10,799,987.34
  4. Step 4: Simplify right side
    18,148,044.90x = 270,420,119,879,154.56
  5. Step 5: Solve for x
    x = 270,420,119,879,154.56/18,148,044.90
  6. Step 6: Final answer
    x = 14,900,785.26

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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.