Home / 36,696,030.40-55,030,048.80-11,128,542.40

Finding the Fourth Proportional to 36,696,030.40, 55,030,048.80 and 11,128,542.40

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Solution

The fourth proportional to 36,696,030.40, 55,030,048.80 and 11,128,542.40 is: 16,688,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696,030.40 : 55,030,048.80 = 11,128,542.40 : x
  2. Step 2: Convert to fraction form
    36,696,030.40/55,030,048.80 = 11,128,542.40/x
  3. Step 3: Cross multiply
    36,696,030.40x = 55,030,048.80 × 11,128,542.40
  4. Step 4: Simplify right side
    36,696,030.40x = 612,404,231,344,869.12
  5. Step 5: Solve for x
    x = 612,404,231,344,869.12/36,696,030.40
  6. Step 6: Final answer
    x = 16,688,568.89

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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.