Home / 9,660,012.58-14,490,018.87-5,181,036.58

Finding the Fourth Proportional to 9,660,012.58, 14,490,018.87 and 5,181,036.58

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Solution

The fourth proportional to 9,660,012.58, 14,490,018.87 and 5,181,036.58 is: 7,771,554.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,012.58 : 14,490,018.87 = 5,181,036.58 : x
  2. Step 2: Convert to fraction form
    9,660,012.58/14,490,018.87 = 5,181,036.58/x
  3. Step 3: Cross multiply
    9,660,012.58x = 14,490,018.87 × 5,181,036.58
  4. Step 4: Simplify right side
    9,660,012.58x = 75,073,317,712,004.98
  5. Step 5: Solve for x
    x = 75,073,317,712,004.98/9,660,012.58
  6. Step 6: Final answer
    x = 7,771,554.86

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Similar ratio
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1.5x scale

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.