Home / 16,780,501.15-23,143,969.22-10,902,026.79

Finding the Fourth Proportional to 16,780,501.15, 23,143,969.22 and 10,902,026.79

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Solution

The fourth proportional to 16,780,501.15, 23,143,969.22 and 10,902,026.79 is: 15,036,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780,501.15 : 23,143,969.22 = 10,902,026.79 : x
  2. Step 2: Convert to fraction form
    16,780,501.15/23,143,969.22 = 10,902,026.79/x
  3. Step 3: Cross multiply
    16,780,501.15x = 23,143,969.22 × 10,902,026.79
  4. Step 4: Simplify right side
    16,780,501.15x = 252,316,172,408,865.25
  5. Step 5: Solve for x
    x = 252,316,172,408,865.25/16,780,501.15
  6. Step 6: Final answer
    x = 15,036,271.57

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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.