Home / 10,144,075.77-13,990,662.02-8,917,759.26

Finding the Fourth Proportional to 10,144,075.77, 13,990,662.02 and 8,917,759.26

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Solution

The fourth proportional to 10,144,075.77, 13,990,662.02 and 8,917,759.26 is: 12,299,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,075.77 : 13,990,662.02 = 8,917,759.26 : x
  2. Step 2: Convert to fraction form
    10,144,075.77/13,990,662.02 = 8,917,759.26/x
  3. Step 3: Cross multiply
    10,144,075.77x = 13,990,662.02 × 8,917,759.26
  4. Step 4: Simplify right side
    10,144,075.77x = 124,765,355,737,796.52
  5. Step 5: Solve for x
    x = 124,765,355,737,796.52/10,144,075.77
  6. Step 6: Final answer
    x = 12,299,332.00

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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.