Home / 51,307,909.05-70,804,039.75-27,786,254.91

Finding the Fourth Proportional to 51,307,909.05, 70,804,039.75 and 27,786,254.91

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Solution

The fourth proportional to 51,307,909.05, 70,804,039.75 and 27,786,254.91 is: 38,344,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,307,909.05 : 70,804,039.75 = 27,786,254.91 : x
  2. Step 2: Convert to fraction form
    51,307,909.05/70,804,039.75 = 27,786,254.91/x
  3. Step 3: Cross multiply
    51,307,909.05x = 70,804,039.75 × 27,786,254.91
  4. Step 4: Simplify right side
    51,307,909.05x = 1,967,379,097,151,272.75
  5. Step 5: Solve for x
    x = 1,967,379,097,151,272.75/51,307,909.05
  6. Step 6: Final answer
    x = 38,344,558.05

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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.