Home / 30,898,890.40-46,348,335.60-9,331,243.15

Finding the Fourth Proportional to 30,898,890.40, 46,348,335.60 and 9,331,243.15

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Solution

The fourth proportional to 30,898,890.40, 46,348,335.60 and 9,331,243.15 is: 13,996,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898,890.40 : 46,348,335.60 = 9,331,243.15 : x
  2. Step 2: Convert to fraction form
    30,898,890.40/46,348,335.60 = 9,331,243.15/x
  3. Step 3: Cross multiply
    30,898,890.40x = 46,348,335.60 × 9,331,243.15
  4. Step 4: Simplify right side
    30,898,890.40x = 432,487,589,081,401.19
  5. Step 5: Solve for x
    x = 432,487,589,081,401.19/30,898,890.40
  6. Step 6: Final answer
    x = 13,996,864.73

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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.