Home / 73,182,825.07-109,762,458.08-21,355,259.18

Finding the Fourth Proportional to 73,182,825.07, 109,762,458.08 and 21,355,259.18

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Solution

The fourth proportional to 73,182,825.07, 109,762,458.08 and 21,355,259.18 is: 32,029,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,182,825.07 : 109,762,458.08 = 21,355,259.18 : x
  2. Step 2: Convert to fraction form
    73,182,825.07/109,762,458.08 = 21,355,259.18/x
  3. Step 3: Cross multiply
    73,182,825.07x = 109,762,458.08 × 21,355,259.18
  4. Step 4: Simplify right side
    73,182,825.07x = 2,344,005,739,876,696.50
  5. Step 5: Solve for x
    x = 2,344,005,739,876,696.50/73,182,825.07
  6. Step 6: Final answer
    x = 32,029,451.41

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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.