Home / 19,300,308.85-28,951,394.31-6,346,172.71

Finding the Fourth Proportional to 19,300,308.85, 28,951,394.31 and 6,346,172.71

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Solution

The fourth proportional to 19,300,308.85, 28,951,394.31 and 6,346,172.71 is: 9,519,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300,308.85 : 28,951,394.31 = 6,346,172.71 : x
  2. Step 2: Convert to fraction form
    19,300,308.85/28,951,394.31 = 6,346,172.71/x
  3. Step 3: Cross multiply
    19,300,308.85x = 28,951,394.31 × 6,346,172.71
  4. Step 4: Simplify right side
    19,300,308.85x = 183,730,548,454,840.41
  5. Step 5: Solve for x
    x = 183,730,548,454,840.41/19,300,308.85
  6. Step 6: Final answer
    x = 9,519,565.20

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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.