Home / 7,270,130.48-10,032,981.72-4,172,919.44

Finding the Fourth Proportional to 7,270,130.48, 10,032,981.72 and 4,172,919.44

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Solution

The fourth proportional to 7,270,130.48, 10,032,981.72 and 4,172,919.44 is: 5,758,744.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270,130.48 : 10,032,981.72 = 4,172,919.44 : x
  2. Step 2: Convert to fraction form
    7,270,130.48/10,032,981.72 = 4,172,919.44/x
  3. Step 3: Cross multiply
    7,270,130.48x = 10,032,981.72 × 4,172,919.44
  4. Step 4: Simplify right side
    7,270,130.48x = 41,866,824,460,552.64
  5. Step 5: Solve for x
    x = 41,866,824,460,552.64/7,270,130.48
  6. Step 6: Final answer
    x = 5,758,744.57

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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.