Home / 7,776,143.02-10,731,055.14-4,291,456.49

Finding the Fourth Proportional to 7,776,143.02, 10,731,055.14 and 4,291,456.49

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Solution

The fourth proportional to 7,776,143.02, 10,731,055.14 and 4,291,456.49 is: 5,922,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,143.02 : 10,731,055.14 = 4,291,456.49 : x
  2. Step 2: Convert to fraction form
    7,776,143.02/10,731,055.14 = 4,291,456.49/x
  3. Step 3: Cross multiply
    7,776,143.02x = 10,731,055.14 × 4,291,456.49
  4. Step 4: Simplify right side
    7,776,143.02x = 46,051,856,259,977.36
  5. Step 5: Solve for x
    x = 46,051,856,259,977.36/7,776,143.02
  6. Step 6: Final answer
    x = 5,922,197.70

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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.