Home / 6,407,838.38-9,613,332.27-1,920,114.38

Finding the Fourth Proportional to 6,407,838.38, 9,613,332.27 and 1,920,114.38

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Solution

The fourth proportional to 6,407,838.38, 9,613,332.27 and 1,920,114.38 is: 2,880,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407,838.38 : 9,613,332.27 = 1,920,114.38 : x
  2. Step 2: Convert to fraction form
    6,407,838.38/9,613,332.27 = 1,920,114.38/x
  3. Step 3: Cross multiply
    6,407,838.38x = 9,613,332.27 × 1,920,114.38
  4. Step 4: Simplify right side
    6,407,838.38x = 18,458,697,531,345.04
  5. Step 5: Solve for x
    x = 18,458,697,531,345.04/6,407,838.38
  6. Step 6: Final answer
    x = 2,880,643.43

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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.