Home / 61,239,954.20-91,859,931.30-35,411,921.60

Finding the Fourth Proportional to 61,239,954.20, 91,859,931.30 and 35,411,921.60

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Solution

The fourth proportional to 61,239,954.20, 91,859,931.30 and 35,411,921.60 is: 53,117,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,239,954.20 : 91,859,931.30 = 35,411,921.60 : x
  2. Step 2: Convert to fraction form
    61,239,954.20/91,859,931.30 = 35,411,921.60/x
  3. Step 3: Cross multiply
    61,239,954.20x = 91,859,931.30 × 35,411,921.60
  4. Step 4: Simplify right side
    61,239,954.20x = 3,252,936,685,376,986
  5. Step 5: Solve for x
    x = 3,252,936,685,376,986/61,239,954.20
  6. Step 6: Final answer
    x = 53,117,882.40

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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.