Home / 74,307,419.60-111,461,129.40-25,769,141.60

Finding the Fourth Proportional to 74,307,419.60, 111,461,129.40 and 25,769,141.60

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Solution

The fourth proportional to 74,307,419.60, 111,461,129.40 and 25,769,141.60 is: 38,653,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307,419.60 : 111,461,129.40 = 25,769,141.60 : x
  2. Step 2: Convert to fraction form
    74,307,419.60/111,461,129.40 = 25,769,141.60/x
  3. Step 3: Cross multiply
    74,307,419.60x = 111,461,129.40 × 25,769,141.60
  4. Step 4: Simplify right side
    74,307,419.60x = 2,872,257,626,404,523.50
  5. Step 5: Solve for x
    x = 2,872,257,626,404,523.50/74,307,419.60
  6. Step 6: Final answer
    x = 38,653,712.40

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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.