Home / 9,478,360.67-13,080,098.09-5,127,436.15

Finding the Fourth Proportional to 9,478,360.67, 13,080,098.09 and 5,127,436.15

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Solution

The fourth proportional to 9,478,360.67, 13,080,098.09 and 5,127,436.15 is: 7,075,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,360.67 : 13,080,098.09 = 5,127,436.15 : x
  2. Step 2: Convert to fraction form
    9,478,360.67/13,080,098.09 = 5,127,436.15/x
  3. Step 3: Cross multiply
    9,478,360.67x = 13,080,098.09 × 5,127,436.15
  4. Step 4: Simplify right side
    9,478,360.67x = 67,067,367,772,330.30
  5. Step 5: Solve for x
    x = 67,067,367,772,330.30/9,478,360.67
  6. Step 6: Final answer
    x = 7,075,840.45

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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.