Home / 52,584,910.40-78,883,509.60-16,686,747.20

Finding the Fourth Proportional to 52,584,910.40, 78,883,509.60 and 16,686,747.20

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Solution

The fourth proportional to 52,584,910.40, 78,883,509.60 and 16,686,747.20 is: 25,032,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,584,910.40 : 78,883,509.60 = 16,686,747.20 : x
  2. Step 2: Convert to fraction form
    52,584,910.40/78,883,509.60 = 16,686,747.20/x
  3. Step 3: Cross multiply
    52,584,910.40x = 78,883,509.60 × 16,686,747.20
  4. Step 4: Simplify right side
    52,584,910.40x = 1,316,309,182,943,973
  5. Step 5: Solve for x
    x = 1,316,309,182,943,973/52,584,910.40
  6. Step 6: Final answer
    x = 25,032,070.47

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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.