Home / 10,178,555.50-15,267,823.53-2,605,509.10

Finding the Fourth Proportional to 10,178,555.50, 15,267,823.53 and 2,605,509.10

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Solution

The fourth proportional to 10,178,555.50, 15,267,823.53 and 2,605,509.10 is: 3,908,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178,555.50 : 15,267,823.53 = 2,605,509.10 : x
  2. Step 2: Convert to fraction form
    10,178,555.50/15,267,823.53 = 2,605,509.10/x
  3. Step 3: Cross multiply
    10,178,555.50x = 15,267,823.53 × 2,605,509.10
  4. Step 4: Simplify right side
    10,178,555.50x = 39,780,453,189,292.45
  5. Step 5: Solve for x
    x = 39,780,453,189,292.45/10,178,555.50
  6. Step 6: Final answer
    x = 3,908,261.17

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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.