Home / 52,492,340.80-78,738,511.20-49,516,271.20

Finding the Fourth Proportional to 52,492,340.80, 78,738,511.20 and 49,516,271.20

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Solution

The fourth proportional to 52,492,340.80, 78,738,511.20 and 49,516,271.20 is: 74,274,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,492,340.80 : 78,738,511.20 = 49,516,271.20 : x
  2. Step 2: Convert to fraction form
    52,492,340.80/78,738,511.20 = 49,516,271.20/x
  3. Step 3: Cross multiply
    52,492,340.80x = 78,738,511.20 × 49,516,271.20
  4. Step 4: Simplify right side
    52,492,340.80x = 3,898,837,474,463,438
  5. Step 5: Solve for x
    x = 3,898,837,474,463,438/52,492,340.80
  6. Step 6: Final answer
    x = 74,274,406.80

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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.