Home / 72,837,784.32-109,264,030.80-23,651,581.08

Finding the Fourth Proportional to 72,837,784.32, 109,264,030.80 and 23,651,581.08

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Solution

The fourth proportional to 72,837,784.32, 109,264,030.80 and 23,651,581.08 is: 35,479,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,837,784.32 : 109,264,030.80 = 23,651,581.08 : x
  2. Step 2: Convert to fraction form
    72,837,784.32/109,264,030.80 = 23,651,581.08/x
  3. Step 3: Cross multiply
    72,837,784.32x = 109,264,030.80 × 23,651,581.08
  4. Step 4: Simplify right side
    72,837,784.32x = 2,584,267,083,593,817
  5. Step 5: Solve for x
    x = 2,584,267,083,593,817/72,837,784.32
  6. Step 6: Final answer
    x = 35,479,759.68

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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.