Home / 14,387,514.30-21,581,271.45-13,211,783.10

Finding the Fourth Proportional to 14,387,514.30, 21,581,271.45 and 13,211,783.10

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Solution

The fourth proportional to 14,387,514.30, 21,581,271.45 and 13,211,783.10 is: 19,817,674.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,514.30 : 21,581,271.45 = 13,211,783.10 : x
  2. Step 2: Convert to fraction form
    14,387,514.30/21,581,271.45 = 13,211,783.10/x
  3. Step 3: Cross multiply
    14,387,514.30x = 21,581,271.45 × 13,211,783.10
  4. Step 4: Simplify right side
    14,387,514.30x = 285,127,077,419,622.50
  5. Step 5: Solve for x
    x = 285,127,077,419,622.50/14,387,514.30
  6. Step 6: Final answer
    x = 19,817,674.65

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Double scale
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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.