Home / 7,785,574.50-10,744,419.23-4,477,869.64

Finding the Fourth Proportional to 7,785,574.50, 10,744,419.23 and 4,477,869.64

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Solution

The fourth proportional to 7,785,574.50, 10,744,419.23 and 4,477,869.64 is: 6,179,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,574.50 : 10,744,419.23 = 4,477,869.64 : x
  2. Step 2: Convert to fraction form
    7,785,574.50/10,744,419.23 = 4,477,869.64/x
  3. Step 3: Cross multiply
    7,785,574.50x = 10,744,419.23 × 4,477,869.64
  4. Step 4: Simplify right side
    7,785,574.50x = 48,112,108,669,449.17
  5. Step 5: Solve for x
    x = 48,112,108,669,449.17/7,785,574.50
  6. Step 6: Final answer
    x = 6,179,647.84

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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.