Home / 69,834,808.40-104,752,212.60-39,601,720.40

Finding the Fourth Proportional to 69,834,808.40, 104,752,212.60 and 39,601,720.40

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Solution

The fourth proportional to 69,834,808.40, 104,752,212.60 and 39,601,720.40 is: 59,402,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,834,808.40 : 104,752,212.60 = 39,601,720.40 : x
  2. Step 2: Convert to fraction form
    69,834,808.40/104,752,212.60 = 39,601,720.40/x
  3. Step 3: Cross multiply
    69,834,808.40x = 104,752,212.60 × 39,601,720.40
  4. Step 4: Simplify right side
    69,834,808.40x = 4,148,367,834,666,556.50
  5. Step 5: Solve for x
    x = 4,148,367,834,666,556.50/69,834,808.40
  6. Step 6: Final answer
    x = 59,402,580.60

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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.