Home / 8,603,681-11,873,079.78-4,789,158.12

Finding the Fourth Proportional to 8,603,681, 11,873,079.78 and 4,789,158.12

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Solution

The fourth proportional to 8,603,681, 11,873,079.78 and 4,789,158.12 is: 6,609,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603,681 : 11,873,079.78 = 4,789,158.12 : x
  2. Step 2: Convert to fraction form
    8,603,681/11,873,079.78 = 4,789,158.12/x
  3. Step 3: Cross multiply
    8,603,681x = 11,873,079.78 × 4,789,158.12
  4. Step 4: Simplify right side
    8,603,681x = 56,862,056,437,794.81
  5. Step 5: Solve for x
    x = 56,862,056,437,794.81/8,603,681
  6. Step 6: Final answer
    x = 6,609,038.21

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Double scale
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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.