Home / 9,827,150.72-13,560,355.13-5,696,328.20

Finding the Fourth Proportional to 9,827,150.72, 13,560,355.13 and 5,696,328.20

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Solution

The fourth proportional to 9,827,150.72, 13,560,355.13 and 5,696,328.20 is: 7,860,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827,150.72 : 13,560,355.13 = 5,696,328.20 : x
  2. Step 2: Convert to fraction form
    9,827,150.72/13,560,355.13 = 5,696,328.20/x
  3. Step 3: Cross multiply
    9,827,150.72x = 13,560,355.13 × 5,696,328.20
  4. Step 4: Simplify right side
    9,827,150.72x = 77,244,233,232,750.25
  5. Step 5: Solve for x
    x = 77,244,233,232,750.25/9,827,150.72
  6. Step 6: Final answer
    x = 7,860,287.84

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1.5x scale

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.