Home / 75,934,969.60-104,798,775.06-42,897,346.88

Finding the Fourth Proportional to 75,934,969.60, 104,798,775.06 and 42,897,346.88

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Solution

The fourth proportional to 75,934,969.60, 104,798,775.06 and 42,897,346.88 is: 59,203,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,934,969.60 : 104,798,775.06 = 42,897,346.88 : x
  2. Step 2: Convert to fraction form
    75,934,969.60/104,798,775.06 = 42,897,346.88/x
  3. Step 3: Cross multiply
    75,934,969.60x = 104,798,775.06 × 42,897,346.88
  4. Step 4: Simplify right side
    75,934,969.60x = 4,495,589,406,347,913
  5. Step 5: Solve for x
    x = 4,495,589,406,347,913/75,934,969.60
  6. Step 6: Final answer
    x = 59,203,150.14

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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.