Home / 14,758,700.85-20,367,513.59-8,563,279.77

Finding the Fourth Proportional to 14,758,700.85, 20,367,513.59 and 8,563,279.77

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Solution

The fourth proportional to 14,758,700.85, 20,367,513.59 and 8,563,279.77 is: 11,817,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,700.85 : 20,367,513.59 = 8,563,279.77 : x
  2. Step 2: Convert to fraction form
    14,758,700.85/20,367,513.59 = 8,563,279.77/x
  3. Step 3: Cross multiply
    14,758,700.85x = 20,367,513.59 × 8,563,279.77
  4. Step 4: Simplify right side
    14,758,700.85x = 174,412,717,047,630.69
  5. Step 5: Solve for x
    x = 174,412,717,047,630.69/14,758,700.85
  6. Step 6: Final answer
    x = 11,817,619.91

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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.