Home / 6,473,145.60-9,709,718.40-4,079,692.80

Finding the Fourth Proportional to 6,473,145.60, 9,709,718.40 and 4,079,692.80

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Solution

The fourth proportional to 6,473,145.60, 9,709,718.40 and 4,079,692.80 is: 6,119,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,145.60 : 9,709,718.40 = 4,079,692.80 : x
  2. Step 2: Convert to fraction form
    6,473,145.60/9,709,718.40 = 4,079,692.80/x
  3. Step 3: Cross multiply
    6,473,145.60x = 9,709,718.40 × 4,079,692.80
  4. Step 4: Simplify right side
    6,473,145.60x = 39,612,668,246,507.52
  5. Step 5: Solve for x
    x = 39,612,668,246,507.52/6,473,145.60
  6. Step 6: Final answer
    x = 6,119,539.20

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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.