Home / 10,339,312.61-15,509,552.12-3,151,081.01

Finding the Fourth Proportional to 10,339,312.61, 15,509,552.12 and 3,151,081.01

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Solution

The fourth proportional to 10,339,312.61, 15,509,552.12 and 3,151,081.01 is: 4,726,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339,312.61 : 15,509,552.12 = 3,151,081.01 : x
  2. Step 2: Convert to fraction form
    10,339,312.61/15,509,552.12 = 3,151,081.01/x
  3. Step 3: Cross multiply
    10,339,312.61x = 15,509,552.12 × 3,151,081.01
  4. Step 4: Simplify right side
    10,339,312.61x = 48,871,855,193,772.27
  5. Step 5: Solve for x
    x = 48,871,855,193,772.27/10,339,312.61
  6. Step 6: Final answer
    x = 4,726,799.26

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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.