Home / 12,756,773.52-19,131,894.36-3,779,226

Finding the Fourth Proportional to 12,756,773.52, 19,131,894.36 and 3,779,226

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Solution

The fourth proportional to 12,756,773.52, 19,131,894.36 and 3,779,226 is: 5,667,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,756,773.52 : 19,131,894.36 = 3,779,226 : x
  2. Step 2: Convert to fraction form
    12,756,773.52/19,131,894.36 = 3,779,226/x
  3. Step 3: Cross multiply
    12,756,773.52x = 19,131,894.36 × 3,779,226
  4. Step 4: Simplify right side
    12,756,773.52x = 72,303,752,594,565.36
  5. Step 5: Solve for x
    x = 72,303,752,594,565.36/12,756,773.52
  6. Step 6: Final answer
    x = 5,667,871.46

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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.