Home / 15,943,277.80-23,918,415.90-5,158,743.40

Finding the Fourth Proportional to 15,943,277.80, 23,918,415.90 and 5,158,743.40

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Solution

The fourth proportional to 15,943,277.80, 23,918,415.90 and 5,158,743.40 is: 7,739,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,277.80 : 23,918,415.90 = 5,158,743.40 : x
  2. Step 2: Convert to fraction form
    15,943,277.80/23,918,415.90 = 5,158,743.40/x
  3. Step 3: Cross multiply
    15,943,277.80x = 23,918,415.90 × 5,158,743.40
  4. Step 4: Simplify right side
    15,943,277.80x = 123,388,970,162,580.06
  5. Step 5: Solve for x
    x = 123,388,970,162,580.06/15,943,277.80
  6. Step 6: Final answer
    x = 7,739,247.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.