Home / 7,647,437.80-10,562,919.78-5,607,015.40

Finding the Fourth Proportional to 7,647,437.80, 10,562,919.78 and 5,607,015.40

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Solution

The fourth proportional to 7,647,437.80, 10,562,919.78 and 5,607,015.40 is: 7,744,614.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,437.80 : 10,562,919.78 = 5,607,015.40 : x
  2. Step 2: Convert to fraction form
    7,647,437.80/10,562,919.78 = 5,607,015.40/x
  3. Step 3: Cross multiply
    7,647,437.80x = 10,562,919.78 × 5,607,015.40
  4. Step 4: Simplify right side
    7,647,437.80x = 59,226,453,875,424.61
  5. Step 5: Solve for x
    x = 59,226,453,875,424.61/7,647,437.80
  6. Step 6: Final answer
    x = 7,744,614.00

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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.