Home / 7,341,341.87-10,131,046.45-4,078,461.80

Finding the Fourth Proportional to 7,341,341.87, 10,131,046.45 and 4,078,461.80

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Solution

The fourth proportional to 7,341,341.87, 10,131,046.45 and 4,078,461.80 is: 5,628,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,341.87 : 10,131,046.45 = 4,078,461.80 : x
  2. Step 2: Convert to fraction form
    7,341,341.87/10,131,046.45 = 4,078,461.80/x
  3. Step 3: Cross multiply
    7,341,341.87x = 10,131,046.45 × 4,078,461.80
  4. Step 4: Simplify right side
    7,341,341.87x = 41,319,085,955,482.07
  5. Step 5: Solve for x
    x = 41,319,085,955,482.07/7,341,341.87
  6. Step 6: Final answer
    x = 5,628,274.32

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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.