Home / 54,161,575.02-74,742,973.50-30,957,200.20

Finding the Fourth Proportional to 54,161,575.02, 74,742,973.50 and 30,957,200.20

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Solution

The fourth proportional to 54,161,575.02, 74,742,973.50 and 30,957,200.20 is: 42,720,936.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161,575.02 : 74,742,973.50 = 30,957,200.20 : x
  2. Step 2: Convert to fraction form
    54,161,575.02/74,742,973.50 = 30,957,200.20/x
  3. Step 3: Cross multiply
    54,161,575.02x = 74,742,973.50 × 30,957,200.20
  4. Step 4: Simplify right side
    54,161,575.02x = 2,313,833,194,182,794.50
  5. Step 5: Solve for x
    x = 2,313,833,194,182,794.50/54,161,575.02
  6. Step 6: Final answer
    x = 42,720,936.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.