Home / 8,118,156.74-11,197,895.33-5,327,461.01

Finding the Fourth Proportional to 8,118,156.74, 11,197,895.33 and 5,327,461.01

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Solution

The fourth proportional to 8,118,156.74, 11,197,895.33 and 5,327,461.01 is: 7,348,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,156.74 : 11,197,895.33 = 5,327,461.01 : x
  2. Step 2: Convert to fraction form
    8,118,156.74/11,197,895.33 = 5,327,461.01/x
  3. Step 3: Cross multiply
    8,118,156.74x = 11,197,895.33 × 5,327,461.01
  4. Step 4: Simplify right side
    8,118,156.74x = 59,656,350,682,009.30
  5. Step 5: Solve for x
    x = 59,656,350,682,009.30/8,118,156.74
  6. Step 6: Final answer
    x = 7,348,509.35

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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.