Home / 25,495,119.90-38,242,632.47-7,989,017.58

Finding the Fourth Proportional to 25,495,119.90, 38,242,632.47 and 7,989,017.58

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Solution

The fourth proportional to 25,495,119.90, 38,242,632.47 and 7,989,017.58 is: 11,983,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495,119.90 : 38,242,632.47 = 7,989,017.58 : x
  2. Step 2: Convert to fraction form
    25,495,119.90/38,242,632.47 = 7,989,017.58/x
  3. Step 3: Cross multiply
    25,495,119.90x = 38,242,632.47 × 7,989,017.58
  4. Step 4: Simplify right side
    25,495,119.90x = 305,521,063,068,363.75
  5. Step 5: Solve for x
    x = 305,521,063,068,363.75/25,495,119.90
  6. Step 6: Final answer
    x = 11,983,511.52

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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.