Home / 10,432,205.78-15,637,264.24-3,509,094.50

Finding the Fourth Proportional to 10,432,205.78, 15,637,264.24 and 3,509,094.50

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Solution

The fourth proportional to 10,432,205.78, 15,637,264.24 and 3,509,094.50 is: 5,259,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,205.78 : 15,637,264.24 = 3,509,094.50 : x
  2. Step 2: Convert to fraction form
    10,432,205.78/15,637,264.24 = 3,509,094.50/x
  3. Step 3: Cross multiply
    10,432,205.78x = 15,637,264.24 × 3,509,094.50
  4. Step 4: Simplify right side
    10,432,205.78x = 54,872,637,939,630.68
  5. Step 5: Solve for x
    x = 54,872,637,939,630.68/10,432,205.78
  6. Step 6: Final answer
    x = 5,259,926.72

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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.