Home / 19,675,300.80-29,512,951.20-10,109,362.80

Finding the Fourth Proportional to 19,675,300.80, 29,512,951.20 and 10,109,362.80

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Solution

The fourth proportional to 19,675,300.80, 29,512,951.20 and 10,109,362.80 is: 15,164,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675,300.80 : 29,512,951.20 = 10,109,362.80 : x
  2. Step 2: Convert to fraction form
    19,675,300.80/29,512,951.20 = 10,109,362.80/x
  3. Step 3: Cross multiply
    19,675,300.80x = 29,512,951.20 × 10,109,362.80
  4. Step 4: Simplify right side
    19,675,300.80x = 298,357,130,979,495.38
  5. Step 5: Solve for x
    x = 298,357,130,979,495.38/19,675,300.80
  6. Step 6: Final answer
    x = 15,164,044.20

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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.