Home / 10,748,381.94-16,106,629.52-7,894,543.77

Finding the Fourth Proportional to 10,748,381.94, 16,106,629.52 and 7,894,543.77

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Solution

The fourth proportional to 10,748,381.94, 16,106,629.52 and 7,894,543.77 is: 11,830,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748,381.94 : 16,106,629.52 = 7,894,543.77 : x
  2. Step 2: Convert to fraction form
    10,748,381.94/16,106,629.52 = 7,894,543.77/x
  3. Step 3: Cross multiply
    10,748,381.94x = 16,106,629.52 × 7,894,543.77
  4. Step 4: Simplify right side
    10,748,381.94x = 127,154,491,752,550.45
  5. Step 5: Solve for x
    x = 127,154,491,752,550.45/10,748,381.94
  6. Step 6: Final answer
    x = 11,830,105.45

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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.