Home / 11,348,550.57-15,642,704.93-7,676,127.87

Finding the Fourth Proportional to 11,348,550.57, 15,642,704.93 and 7,676,127.87

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Solution

The fourth proportional to 11,348,550.57, 15,642,704.93 and 7,676,127.87 is: 10,580,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348,550.57 : 15,642,704.93 = 7,676,127.87 : x
  2. Step 2: Convert to fraction form
    11,348,550.57/15,642,704.93 = 7,676,127.87/x
  3. Step 3: Cross multiply
    11,348,550.57x = 15,642,704.93 × 7,676,127.87
  4. Step 4: Simplify right side
    11,348,550.57x = 120,075,403,236,978.77
  5. Step 5: Solve for x
    x = 120,075,403,236,978.77/11,348,550.57
  6. Step 6: Final answer
    x = 10,580,681.87

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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.