Home / 26,190,756.61-36,137,543.92-15,880,013.89

Finding the Fourth Proportional to 26,190,756.61, 36,137,543.92 and 15,880,013.89

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Solution

The fourth proportional to 26,190,756.61, 36,137,543.92 and 15,880,013.89 is: 21,910,963.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,756.61 : 36,137,543.92 = 15,880,013.89 : x
  2. Step 2: Convert to fraction form
    26,190,756.61/36,137,543.92 = 15,880,013.89/x
  3. Step 3: Cross multiply
    26,190,756.61x = 36,137,543.92 × 15,880,013.89
  4. Step 4: Simplify right side
    26,190,756.61x = 573,864,699,400,085.12
  5. Step 5: Solve for x
    x = 573,864,699,400,085.12/26,190,756.61
  6. Step 6: Final answer
    x = 21,910,963.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.