Home / 7,684,815.84-10,605,062.76-4,200,210.36

Finding the Fourth Proportional to 7,684,815.84, 10,605,062.76 and 4,200,210.36

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Solution

The fourth proportional to 7,684,815.84, 10,605,062.76 and 4,200,210.36 is: 5,796,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684,815.84 : 10,605,062.76 = 4,200,210.36 : x
  2. Step 2: Convert to fraction form
    7,684,815.84/10,605,062.76 = 4,200,210.36/x
  3. Step 3: Cross multiply
    7,684,815.84x = 10,605,062.76 × 4,200,210.36
  4. Step 4: Simplify right side
    7,684,815.84x = 44,543,494,473,002.20
  5. Step 5: Solve for x
    x = 44,543,494,473,002.20/7,684,815.84
  6. Step 6: Final answer
    x = 5,796,299.53

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1.5x scale

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.