Home / 40,992,001.60-61,421,647.20-25,818,779.20

Finding the Fourth Proportional to 40,992,001.60, 61,421,647.20 and 25,818,779.20

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Solution

The fourth proportional to 40,992,001.60, 61,421,647.20 and 25,818,779.20 is: 38,686,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,992,001.60 : 61,421,647.20 = 25,818,779.20 : x
  2. Step 2: Convert to fraction form
    40,992,001.60/61,421,647.20 = 25,818,779.20/x
  3. Step 3: Cross multiply
    40,992,001.60x = 61,421,647.20 × 25,818,779.20
  4. Step 4: Simplify right side
    40,992,001.60x = 1,585,831,947,157,098.25
  5. Step 5: Solve for x
    x = 1,585,831,947,157,098.25/40,992,001.60
  6. Step 6: Final answer
    x = 38,686,375.03

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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.