Home / 4,689,968.10-7,034,952.15-1,993,615.80

Finding the Fourth Proportional to 4,689,968.10, 7,034,952.15 and 1,993,615.80

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Solution

The fourth proportional to 4,689,968.10, 7,034,952.15 and 1,993,615.80 is: 2,990,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689,968.10 : 7,034,952.15 = 1,993,615.80 : x
  2. Step 2: Convert to fraction form
    4,689,968.10/7,034,952.15 = 1,993,615.80/x
  3. Step 3: Cross multiply
    4,689,968.10x = 7,034,952.15 × 1,993,615.80
  4. Step 4: Simplify right side
    4,689,968.10x = 14,024,991,758,483.97
  5. Step 5: Solve for x
    x = 14,024,991,758,483.97/4,689,968.10
  6. Step 6: Final answer
    x = 2,990,423.70

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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.