Home / 30,214,619.68-45,335,323.68-15,834,268.48

Finding the Fourth Proportional to 30,214,619.68, 45,335,323.68 and 15,834,268.48

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Solution

The fourth proportional to 30,214,619.68, 45,335,323.68 and 15,834,268.48 is: 23,758,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,619.68 : 45,335,323.68 = 15,834,268.48 : x
  2. Step 2: Convert to fraction form
    30,214,619.68/45,335,323.68 = 15,834,268.48/x
  3. Step 3: Cross multiply
    30,214,619.68x = 45,335,323.68 × 15,834,268.48
  4. Step 4: Simplify right side
    30,214,619.68x = 717,851,686,776,821.62
  5. Step 5: Solve for x
    x = 717,851,686,776,821.62/30,214,619.68
  6. Step 6: Final answer
    x = 23,758,422.06

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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.