Home / 79,415,134.58-118,756,996.59-75,540,927.26

Finding the Fourth Proportional to 79,415,134.58, 118,756,996.59 and 75,540,927.26

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Solution

The fourth proportional to 79,415,134.58, 118,756,996.59 and 75,540,927.26 is: 112,963,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,415,134.58 : 118,756,996.59 = 75,540,927.26 : x
  2. Step 2: Convert to fraction form
    79,415,134.58/118,756,996.59 = 75,540,927.26/x
  3. Step 3: Cross multiply
    79,415,134.58x = 118,756,996.59 × 75,540,927.26
  4. Step 4: Simplify right side
    79,415,134.58x = 8,971,013,641,021,259
  5. Step 5: Solve for x
    x = 8,971,013,641,021,259/79,415,134.58
  6. Step 6: Final answer
    x = 112,963,526.27

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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.