Home / 7,075,340.52-10,611,973.98-3,480,142.44

Finding the Fourth Proportional to 7,075,340.52, 10,611,973.98 and 3,480,142.44

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Solution

The fourth proportional to 7,075,340.52, 10,611,973.98 and 3,480,142.44 is: 5,219,703.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075,340.52 : 10,611,973.98 = 3,480,142.44 : x
  2. Step 2: Convert to fraction form
    7,075,340.52/10,611,973.98 = 3,480,142.44/x
  3. Step 3: Cross multiply
    7,075,340.52x = 10,611,973.98 × 3,480,142.44
  4. Step 4: Simplify right side
    7,075,340.52x = 36,931,181,019,973.71
  5. Step 5: Solve for x
    x = 36,931,181,019,973.71/7,075,340.52
  6. Step 6: Final answer
    x = 5,219,703.69

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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.