Home / 7,775,655.14-10,730,661.81-4,243,645.16

Finding the Fourth Proportional to 7,775,655.14, 10,730,661.81 and 4,243,645.16

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Solution

The fourth proportional to 7,775,655.14, 10,730,661.81 and 4,243,645.16 is: 5,856,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,655.14 : 10,730,661.81 = 4,243,645.16 : x
  2. Step 2: Convert to fraction form
    7,775,655.14/10,730,661.81 = 4,243,645.16/x
  3. Step 3: Cross multiply
    7,775,655.14x = 10,730,661.81 × 4,243,645.16
  4. Step 4: Simplify right side
    7,775,655.14x = 45,537,121,080,429.99
  5. Step 5: Solve for x
    x = 45,537,121,080,429.99/7,775,655.14
  6. Step 6: Final answer
    x = 5,856,370.98

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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.