Home / 8,415,064.72-12,609,751.56-4,996,619.56

Finding the Fourth Proportional to 8,415,064.72, 12,609,751.56 and 4,996,619.56

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Solution

The fourth proportional to 8,415,064.72, 12,609,751.56 and 4,996,619.56 is: 7,487,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415,064.72 : 12,609,751.56 = 4,996,619.56 : x
  2. Step 2: Convert to fraction form
    8,415,064.72/12,609,751.56 = 4,996,619.56/x
  3. Step 3: Cross multiply
    8,415,064.72x = 12,609,751.56 × 4,996,619.56
  4. Step 4: Simplify right side
    8,415,064.72x = 63,006,131,291,436.51
  5. Step 5: Solve for x
    x = 63,006,131,291,436.51/8,415,064.72
  6. Step 6: Final answer
    x = 7,487,302.05

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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.