Home / 51,838,200-77,769,897.12-15,936,408

Finding the Fourth Proportional to 51,838,200, 77,769,897.12 and 15,936,408

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Solution

The fourth proportional to 51,838,200, 77,769,897.12 and 15,936,408 is: 23,908,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,838,200 : 77,769,897.12 = 15,936,408 : x
  2. Step 2: Convert to fraction form
    51,838,200/77,769,897.12 = 15,936,408/x
  3. Step 3: Cross multiply
    51,838,200x = 77,769,897.12 × 15,936,408
  4. Step 4: Simplify right side
    51,838,200x = 1,239,372,810,622,345
  5. Step 5: Solve for x
    x = 1,239,372,810,622,345/51,838,200
  6. Step 6: Final answer
    x = 23,908,484.68

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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.