Home / 30,249,231.60-45,391,562.10-11,081,926.20

Finding the Fourth Proportional to 30,249,231.60, 45,391,562.10 and 11,081,926.20

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Solution

The fourth proportional to 30,249,231.60, 45,391,562.10 and 11,081,926.20 is: 16,629,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,231.60 : 45,391,562.10 = 11,081,926.20 : x
  2. Step 2: Convert to fraction form
    30,249,231.60/45,391,562.10 = 11,081,926.20/x
  3. Step 3: Cross multiply
    30,249,231.60x = 45,391,562.10 × 11,081,926.20
  4. Step 4: Simplify right side
    30,249,231.60x = 503,025,941,294,917
  5. Step 5: Solve for x
    x = 503,025,941,294,917/30,249,231.60
  6. Step 6: Final answer
    x = 16,629,379.15

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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.