Home / 8,118,841.02-11,203,999.67-4,855,655.25

Finding the Fourth Proportional to 8,118,841.02, 11,203,999.67 and 4,855,655.25

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Solution

The fourth proportional to 8,118,841.02, 11,203,999.67 and 4,855,655.25 is: 6,700,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,841.02 : 11,203,999.67 = 4,855,655.25 : x
  2. Step 2: Convert to fraction form
    8,118,841.02/11,203,999.67 = 4,855,655.25/x
  3. Step 3: Cross multiply
    8,118,841.02x = 11,203,999.67 × 4,855,655.25
  4. Step 4: Simplify right side
    8,118,841.02x = 54,402,759,794,355.48
  5. Step 5: Solve for x
    x = 54,402,759,794,355.48/8,118,841.02
  6. Step 6: Final answer
    x = 6,700,803.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.