Home / 9,478,361.67-13,080,099.47-5,127,437.15

Finding the Fourth Proportional to 9,478,361.67, 13,080,099.47 and 5,127,437.15

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Solution

The fourth proportional to 9,478,361.67, 13,080,099.47 and 5,127,437.15 is: 7,075,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,361.67 : 13,080,099.47 = 5,127,437.15 : x
  2. Step 2: Convert to fraction form
    9,478,361.67/13,080,099.47 = 5,127,437.15/x
  3. Step 3: Cross multiply
    9,478,361.67x = 13,080,099.47 × 5,127,437.15
  4. Step 4: Simplify right side
    9,478,361.67x = 67,067,387,948,173.32
  5. Step 5: Solve for x
    x = 67,067,387,948,173.32/9,478,361.67
  6. Step 6: Final answer
    x = 7,075,841.83

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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.