Home / 12,458,834.40-18,688,251.60-3,360,914.40

Finding the Fourth Proportional to 12,458,834.40, 18,688,251.60 and 3,360,914.40

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Solution

The fourth proportional to 12,458,834.40, 18,688,251.60 and 3,360,914.40 is: 5,041,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,834.40 : 18,688,251.60 = 3,360,914.40 : x
  2. Step 2: Convert to fraction form
    12,458,834.40/18,688,251.60 = 3,360,914.40/x
  3. Step 3: Cross multiply
    12,458,834.40x = 18,688,251.60 × 3,360,914.40
  4. Step 4: Simplify right side
    12,458,834.40x = 62,809,613,913,263.05
  5. Step 5: Solve for x
    x = 62,809,613,913,263.05/12,458,834.40
  6. Step 6: Final answer
    x = 5,041,371.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.