Home / 10,287,396.84-15,433,657.72-7,260,669.04

Finding the Fourth Proportional to 10,287,396.84, 15,433,657.72 and 7,260,669.04

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Solution

The fourth proportional to 10,287,396.84, 15,433,657.72 and 7,260,669.04 is: 10,892,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287,396.84 : 15,433,657.72 = 7,260,669.04 : x
  2. Step 2: Convert to fraction form
    10,287,396.84/15,433,657.72 = 7,260,669.04/x
  3. Step 3: Cross multiply
    10,287,396.84x = 15,433,657.72 × 7,260,669.04
  4. Step 4: Simplify right side
    10,287,396.84x = 112,058,680,781,561
  5. Step 5: Solve for x
    x = 112,058,680,781,561/10,287,396.84
  6. Step 6: Final answer
    x = 10,892,812.10

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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.