Home / 15,155,077.78-22,746,988.54-9,380,343.35

Finding the Fourth Proportional to 15,155,077.78, 22,746,988.54 and 9,380,343.35

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Solution

The fourth proportional to 15,155,077.78, 22,746,988.54 and 9,380,343.35 is: 14,079,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155,077.78 : 22,746,988.54 = 9,380,343.35 : x
  2. Step 2: Convert to fraction form
    15,155,077.78/22,746,988.54 = 9,380,343.35/x
  3. Step 3: Cross multiply
    15,155,077.78x = 22,746,988.54 × 9,380,343.35
  4. Step 4: Simplify right side
    15,155,077.78x = 213,374,562,569,980.28
  5. Step 5: Solve for x
    x = 213,374,562,569,980.28/15,155,077.78
  6. Step 6: Final answer
    x = 14,079,410.59

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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.