Home / 10,501,123.50-15,754,342.46-2,928,089.25

Finding the Fourth Proportional to 10,501,123.50, 15,754,342.46 and 2,928,089.25

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Solution

The fourth proportional to 10,501,123.50, 15,754,342.46 and 2,928,089.25 is: 4,392,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,123.50 : 15,754,342.46 = 2,928,089.25 : x
  2. Step 2: Convert to fraction form
    10,501,123.50/15,754,342.46 = 2,928,089.25/x
  3. Step 3: Cross multiply
    10,501,123.50x = 15,754,342.46 × 2,928,089.25
  4. Step 4: Simplify right side
    10,501,123.50x = 46,130,120,783,304.11
  5. Step 5: Solve for x
    x = 46,130,120,783,304.11/10,501,123.50
  6. Step 6: Final answer
    x = 4,392,874.80

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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.