Home / 10,109,709.80-15,164,564.70-5,060,364.20

Finding the Fourth Proportional to 10,109,709.80, 15,164,564.70 and 5,060,364.20

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Solution

The fourth proportional to 10,109,709.80, 15,164,564.70 and 5,060,364.20 is: 7,590,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,709.80 : 15,164,564.70 = 5,060,364.20 : x
  2. Step 2: Convert to fraction form
    10,109,709.80/15,164,564.70 = 5,060,364.20/x
  3. Step 3: Cross multiply
    10,109,709.80x = 15,164,564.70 × 5,060,364.20
  4. Step 4: Simplify right side
    10,109,709.80x = 76,738,220,316,463.73
  5. Step 5: Solve for x
    x = 76,738,220,316,463.73/10,109,709.80
  6. Step 6: Final answer
    x = 7,590,546.30

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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.