Home / 7,919,075.39-10,922,678.61-7,267,800.68

Finding the Fourth Proportional to 7,919,075.39, 10,922,678.61 and 7,267,800.68

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Solution

The fourth proportional to 7,919,075.39, 10,922,678.61 and 7,267,800.68 is: 10,024,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,075.39 : 10,922,678.61 = 7,267,800.68 : x
  2. Step 2: Convert to fraction form
    7,919,075.39/10,922,678.61 = 7,267,800.68/x
  3. Step 3: Cross multiply
    7,919,075.39x = 10,922,678.61 × 7,267,800.68
  4. Step 4: Simplify right side
    7,919,075.39x = 79,383,851,029,179.45
  5. Step 5: Solve for x
    x = 79,383,851,029,179.45/7,919,075.39
  6. Step 6: Final answer
    x = 10,024,383.80

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1.5x scale

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.