Home / 30,207,988.60-45,329,697.60-11,040,683.20

Finding the Fourth Proportional to 30,207,988.60, 45,329,697.60 and 11,040,683.20

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Solution

The fourth proportional to 30,207,988.60, 45,329,697.60 and 11,040,683.20 is: 16,567,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207,988.60 : 45,329,697.60 = 11,040,683.20 : x
  2. Step 2: Convert to fraction form
    30,207,988.60/45,329,697.60 = 11,040,683.20/x
  3. Step 3: Cross multiply
    30,207,988.60x = 45,329,697.60 × 11,040,683.20
  4. Step 4: Simplify right side
    30,207,988.60x = 500,470,830,753,400.31
  5. Step 5: Solve for x
    x = 500,470,830,753,400.31/30,207,988.60
  6. Step 6: Final answer
    x = 16,567,499.33

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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.