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Finding the Fourth Proportional to 17,716,602.70, 26,574,904.05 and 4,253,430.70

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Solution

The fourth proportional to 17,716,602.70, 26,574,904.05 and 4,253,430.70 is: 6,380,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,716,602.70 : 26,574,904.05 = 4,253,430.70 : x
  2. Step 2: Convert to fraction form
    17,716,602.70/26,574,904.05 = 4,253,430.70/x
  3. Step 3: Cross multiply
    17,716,602.70x = 26,574,904.05 × 4,253,430.70
  4. Step 4: Simplify right side
    17,716,602.70x = 113,034,512,735,824.34
  5. Step 5: Solve for x
    x = 113,034,512,735,824.34/17,716,602.70
  6. Step 6: Final answer
    x = 6,380,146.05

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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.