Home / 6,487,188.48-8,954,188.20-4,283,660.16

Finding the Fourth Proportional to 6,487,188.48, 8,954,188.20 and 4,283,660.16

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Solution

The fourth proportional to 6,487,188.48, 8,954,188.20 and 4,283,660.16 is: 5,912,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,188.48 : 8,954,188.20 = 4,283,660.16 : x
  2. Step 2: Convert to fraction form
    6,487,188.48/8,954,188.20 = 4,283,660.16/x
  3. Step 3: Cross multiply
    6,487,188.48x = 8,954,188.20 × 4,283,660.16
  4. Step 4: Simplify right side
    6,487,188.48x = 38,356,699,257,482.11
  5. Step 5: Solve for x
    x = 38,356,699,257,482.11/6,487,188.48
  6. Step 6: Final answer
    x = 5,912,684.57

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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.