Home / 72,430,844.34-108,646,296.06-17,844,492.76

Finding the Fourth Proportional to 72,430,844.34, 108,646,296.06 and 17,844,492.76

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Solution

The fourth proportional to 72,430,844.34, 108,646,296.06 and 17,844,492.76 is: 26,766,746.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,430,844.34 : 108,646,296.06 = 17,844,492.76 : x
  2. Step 2: Convert to fraction form
    72,430,844.34/108,646,296.06 = 17,844,492.76/x
  3. Step 3: Cross multiply
    72,430,844.34x = 108,646,296.06 × 17,844,492.76
  4. Step 4: Simplify right side
    72,430,844.34x = 1,938,738,043,443,486.75
  5. Step 5: Solve for x
    x = 1,938,738,043,443,486.75/72,430,844.34
  6. Step 6: Final answer
    x = 26,766,746.42

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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.