Home / 8,925,556.72-12,317,528.10-5,057,949.28

Finding the Fourth Proportional to 8,925,556.72, 12,317,528.10 and 5,057,949.28

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Solution

The fourth proportional to 8,925,556.72, 12,317,528.10 and 5,057,949.28 is: 6,980,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925,556.72 : 12,317,528.10 = 5,057,949.28 : x
  2. Step 2: Convert to fraction form
    8,925,556.72/12,317,528.10 = 5,057,949.28/x
  3. Step 3: Cross multiply
    8,925,556.72x = 12,317,528.10 × 5,057,949.28
  4. Step 4: Simplify right side
    8,925,556.72x = 62,301,432,384,774.77
  5. Step 5: Solve for x
    x = 62,301,432,384,774.77/8,925,556.72
  6. Step 6: Final answer
    x = 6,980,117.25

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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.