Home / 8,831,737.43-12,188,368.71-5,111,318.12

Finding the Fourth Proportional to 8,831,737.43, 12,188,368.71 and 5,111,318.12

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Solution

The fourth proportional to 8,831,737.43, 12,188,368.71 and 5,111,318.12 is: 7,053,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831,737.43 : 12,188,368.71 = 5,111,318.12 : x
  2. Step 2: Convert to fraction form
    8,831,737.43/12,188,368.71 = 5,111,318.12/x
  3. Step 3: Cross multiply
    8,831,737.43x = 12,188,368.71 × 5,111,318.12
  4. Step 4: Simplify right side
    8,831,737.43x = 62,298,629,779,722.19
  5. Step 5: Solve for x
    x = 62,298,629,779,722.19/8,831,737.43
  6. Step 6: Final answer
    x = 7,053,949.50

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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.