Home / 7,700,228.02-10,626,297.98-4,215,538.56

Finding the Fourth Proportional to 7,700,228.02, 10,626,297.98 and 4,215,538.56

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Solution

The fourth proportional to 7,700,228.02, 10,626,297.98 and 4,215,538.56 is: 5,817,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,228.02 : 10,626,297.98 = 4,215,538.56 : x
  2. Step 2: Convert to fraction form
    7,700,228.02/10,626,297.98 = 4,215,538.56/x
  3. Step 3: Cross multiply
    7,700,228.02x = 10,626,297.98 × 4,215,538.56
  4. Step 4: Simplify right side
    7,700,228.02x = 44,795,568,884,740.11
  5. Step 5: Solve for x
    x = 44,795,568,884,740.11/7,700,228.02
  6. Step 6: Final answer
    x = 5,817,434.08

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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.