Home / 8,196,368.93-11,300,475.11-6,720,841.02

Finding the Fourth Proportional to 8,196,368.93, 11,300,475.11 and 6,720,841.02

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Solution

The fourth proportional to 8,196,368.93, 11,300,475.11 and 6,720,841.02 is: 9,266,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,368.93 : 11,300,475.11 = 6,720,841.02 : x
  2. Step 2: Convert to fraction form
    8,196,368.93/11,300,475.11 = 6,720,841.02/x
  3. Step 3: Cross multiply
    8,196,368.93x = 11,300,475.11 × 6,720,841.02
  4. Step 4: Simplify right side
    8,196,368.93x = 75,948,696,664,777
  5. Step 5: Solve for x
    x = 75,948,696,664,777/8,196,368.93
  6. Step 6: Final answer
    x = 9,266,139.35

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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.