Home / 84,130,771.10-126,207,966.45-26,617,045.10

Finding the Fourth Proportional to 84,130,771.10, 126,207,966.45 and 26,617,045.10

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Solution

The fourth proportional to 84,130,771.10, 126,207,966.45 and 26,617,045.10 is: 39,929,304.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,130,771.10 : 126,207,966.45 = 26,617,045.10 : x
  2. Step 2: Convert to fraction form
    84,130,771.10/126,207,966.45 = 26,617,045.10/x
  3. Step 3: Cross multiply
    84,130,771.10x = 126,207,966.45 × 26,617,045.10
  4. Step 4: Simplify right side
    84,130,771.10x = 3,359,283,134,978,937
  5. Step 5: Solve for x
    x = 3,359,283,134,978,937/84,130,771.10
  6. Step 6: Final answer
    x = 39,929,304.00

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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.