Home / 6,991,154.88-10,487,298.24-1,942,465.92

Finding the Fourth Proportional to 6,991,154.88, 10,487,298.24 and 1,942,465.92

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Solution

The fourth proportional to 6,991,154.88, 10,487,298.24 and 1,942,465.92 is: 2,913,856.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,991,154.88 : 10,487,298.24 = 1,942,465.92 : x
  2. Step 2: Convert to fraction form
    6,991,154.88/10,487,298.24 = 1,942,465.92/x
  3. Step 3: Cross multiply
    6,991,154.88x = 10,487,298.24 × 1,942,465.92
  4. Step 4: Simplify right side
    6,991,154.88x = 20,371,219,424,075.98
  5. Step 5: Solve for x
    x = 20,371,219,424,075.98/6,991,154.88
  6. Step 6: Final answer
    x = 2,913,856.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.