Home / 25,207,872.60-37,830,471.30-10,072,666.20

Finding the Fourth Proportional to 25,207,872.60, 37,830,471.30 and 10,072,666.20

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Solution

The fourth proportional to 25,207,872.60, 37,830,471.30 and 10,072,666.20 is: 15,116,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207,872.60 : 37,830,471.30 = 10,072,666.20 : x
  2. Step 2: Convert to fraction form
    25,207,872.60/37,830,471.30 = 10,072,666.20/x
  3. Step 3: Cross multiply
    25,207,872.60x = 37,830,471.30 × 10,072,666.20
  4. Step 4: Simplify right side
    25,207,872.60x = 381,053,709,593,580
  5. Step 5: Solve for x
    x = 381,053,709,593,580/25,207,872.60
  6. Step 6: Final answer
    x = 15,116,456.50

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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.