Home / 103,638,927.43-155,480,313.54-38,943,293.00

Finding the Fourth Proportional to 103,638,927.43, 155,480,313.54 and 38,943,293.00

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Solution

The fourth proportional to 103,638,927.43, 155,480,313.54 and 38,943,293.00 is: 58,423,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,638,927.43 : 155,480,313.54 = 38,943,293.00 : x
  2. Step 2: Convert to fraction form
    103,638,927.43/155,480,313.54 = 38,943,293.00/x
  3. Step 3: Cross multiply
    103,638,927.43x = 155,480,313.54 × 38,943,293.00
  4. Step 4: Simplify right side
    103,638,927.43x = 6,054,915,405,288,722
  5. Step 5: Solve for x
    x = 6,054,915,405,288,722/103,638,927.43
  6. Step 6: Final answer
    x = 58,423,177.04

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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.