Home / 12,686,536.47-19,025,539.65-4,597,818.96

Finding the Fourth Proportional to 12,686,536.47, 19,025,539.65 and 4,597,818.96

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Solution

The fourth proportional to 12,686,536.47, 19,025,539.65 and 4,597,818.96 is: 6,895,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,686,536.47 : 19,025,539.65 = 4,597,818.96 : x
  2. Step 2: Convert to fraction form
    12,686,536.47/19,025,539.65 = 4,597,818.96/x
  3. Step 3: Cross multiply
    12,686,536.47x = 19,025,539.65 × 4,597,818.96
  4. Step 4: Simplify right side
    12,686,536.47x = 87,475,986,927,001.75
  5. Step 5: Solve for x
    x = 87,475,986,927,001.75/12,686,536.47
  6. Step 6: Final answer
    x = 6,895,182.71

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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.