Home / 7,684,712.19-10,604,919.74-4,200,106.77

Finding the Fourth Proportional to 7,684,712.19, 10,604,919.74 and 4,200,106.77

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Solution

The fourth proportional to 7,684,712.19, 10,604,919.74 and 4,200,106.77 is: 5,796,156.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684,712.19 : 10,604,919.74 = 4,200,106.77 : x
  2. Step 2: Convert to fraction form
    7,684,712.19/10,604,919.74 = 4,200,106.77/x
  3. Step 3: Cross multiply
    7,684,712.19x = 10,604,919.74 × 4,200,106.77
  4. Step 4: Simplify right side
    7,684,712.19x = 44,541,795,174,280.10
  5. Step 5: Solve for x
    x = 44,541,795,174,280.10/7,684,712.19
  6. Step 6: Final answer
    x = 5,796,156.59

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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.