Home / 8,883,740.16-12,261,585.28-5,780,795.20

Finding the Fourth Proportional to 8,883,740.16, 12,261,585.28 and 5,780,795.20

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Solution

The fourth proportional to 8,883,740.16, 12,261,585.28 and 5,780,795.20 is: 7,978,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883,740.16 : 12,261,585.28 = 5,780,795.20 : x
  2. Step 2: Convert to fraction form
    8,883,740.16/12,261,585.28 = 5,780,795.20/x
  3. Step 3: Cross multiply
    8,883,740.16x = 12,261,585.28 × 5,780,795.20
  4. Step 4: Simplify right side
    8,883,740.16x = 70,881,713,331,014.66
  5. Step 5: Solve for x
    x = 70,881,713,331,014.66/8,883,740.16
  6. Step 6: Final answer
    x = 7,978,814.33

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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.