Home / 9,982,795.68-13,776,374.16-5,632,089.12

Finding the Fourth Proportional to 9,982,795.68, 13,776,374.16 and 5,632,089.12

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Solution

The fourth proportional to 9,982,795.68, 13,776,374.16 and 5,632,089.12 is: 7,772,348.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,795.68 : 13,776,374.16 = 5,632,089.12 : x
  2. Step 2: Convert to fraction form
    9,982,795.68/13,776,374.16 = 5,632,089.12/x
  3. Step 3: Cross multiply
    9,982,795.68x = 13,776,374.16 × 5,632,089.12
  4. Step 4: Simplify right side
    9,982,795.68x = 77,589,767,019,585.14
  5. Step 5: Solve for x
    x = 77,589,767,019,585.14/9,982,795.68
  6. Step 6: Final answer
    x = 7,772,348.50

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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.