Home / 36,696,068.40-55,030,105.80-11,128,580.40

Finding the Fourth Proportional to 36,696,068.40, 55,030,105.80 and 11,128,580.40

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Solution

The fourth proportional to 36,696,068.40, 55,030,105.80 and 11,128,580.40 is: 16,688,625.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696,068.40 : 55,030,105.80 = 11,128,580.40 : x
  2. Step 2: Convert to fraction form
    36,696,068.40/55,030,105.80 = 11,128,580.40/x
  3. Step 3: Cross multiply
    36,696,068.40x = 55,030,105.80 × 11,128,580.40
  4. Step 4: Simplify right side
    36,696,068.40x = 612,406,956,815,806.25
  5. Step 5: Solve for x
    x = 612,406,956,815,806.25/36,696,068.40
  6. Step 6: Final answer
    x = 16,688,625.88

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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.