Home / 8,532,312.65-12,801,692.30-5,122,976.48

Finding the Fourth Proportional to 8,532,312.65, 12,801,692.30 and 5,122,976.48

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Solution

The fourth proportional to 8,532,312.65, 12,801,692.30 and 5,122,976.48 is: 7,686,400.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532,312.65 : 12,801,692.30 = 5,122,976.48 : x
  2. Step 2: Convert to fraction form
    8,532,312.65/12,801,692.30 = 5,122,976.48/x
  3. Step 3: Cross multiply
    8,532,312.65x = 12,801,692.30 × 5,122,976.48
  4. Step 4: Simplify right side
    8,532,312.65x = 65,582,768,531,482.23
  5. Step 5: Solve for x
    x = 65,582,768,531,482.23/8,532,312.65
  6. Step 6: Final answer
    x = 7,686,400.07

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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.