Home / 43,092,729.40-64,639,094.10-39,124,636.60

Finding the Fourth Proportional to 43,092,729.40, 64,639,094.10 and 39,124,636.60

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Solution

The fourth proportional to 43,092,729.40, 64,639,094.10 and 39,124,636.60 is: 58,686,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092,729.40 : 64,639,094.10 = 39,124,636.60 : x
  2. Step 2: Convert to fraction form
    43,092,729.40/64,639,094.10 = 39,124,636.60/x
  3. Step 3: Cross multiply
    43,092,729.40x = 64,639,094.10 × 39,124,636.60
  4. Step 4: Simplify right side
    43,092,729.40x = 2,528,981,066,815,704
  5. Step 5: Solve for x
    x = 2,528,981,066,815,704/43,092,729.40
  6. Step 6: Final answer
    x = 58,686,954.90

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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.