Home / 6,432,721.15-8,877,155.22-3,532,112.01

Finding the Fourth Proportional to 6,432,721.15, 8,877,155.22 and 3,532,112.01

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Solution

The fourth proportional to 6,432,721.15, 8,877,155.22 and 3,532,112.01 is: 4,874,314.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432,721.15 : 8,877,155.22 = 3,532,112.01 : x
  2. Step 2: Convert to fraction form
    6,432,721.15/8,877,155.22 = 3,532,112.01/x
  3. Step 3: Cross multiply
    6,432,721.15x = 8,877,155.22 × 3,532,112.01
  4. Step 4: Simplify right side
    6,432,721.15x = 31,355,106,567,196.19
  5. Step 5: Solve for x
    x = 31,355,106,567,196.19/6,432,721.15
  6. Step 6: Final answer
    x = 4,874,314.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.