Home / 74,488,274.92-111,742,897.02-25,959,153.16

Finding the Fourth Proportional to 74,488,274.92, 111,742,897.02 and 25,959,153.16

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Solution

The fourth proportional to 74,488,274.92, 111,742,897.02 and 25,959,153.16 is: 38,942,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,488,274.92 : 111,742,897.02 = 25,959,153.16 : x
  2. Step 2: Convert to fraction form
    74,488,274.92/111,742,897.02 = 25,959,153.16/x
  3. Step 3: Cross multiply
    74,488,274.92x = 111,742,897.02 × 25,959,153.16
  4. Step 4: Simplify right side
    74,488,274.92x = 2,900,750,978,284,287.50
  5. Step 5: Solve for x
    x = 2,900,750,978,284,287.50/74,488,274.92
  6. Step 6: Final answer
    x = 38,942,383.64

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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.