Home / 52,185,995.28-72,017,649.18-28,983,295.80

Finding the Fourth Proportional to 52,185,995.28, 72,017,649.18 and 28,983,295.80

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Solution

The fourth proportional to 52,185,995.28, 72,017,649.18 and 28,983,295.80 is: 39,997,490.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,185,995.28 : 72,017,649.18 = 28,983,295.80 : x
  2. Step 2: Convert to fraction form
    52,185,995.28/72,017,649.18 = 28,983,295.80/x
  3. Step 3: Cross multiply
    52,185,995.28x = 72,017,649.18 × 28,983,295.80
  4. Step 4: Simplify right side
    52,185,995.28x = 2,087,308,829,004,567.75
  5. Step 5: Solve for x
    x = 2,087,308,829,004,567.75/52,185,995.28
  6. Step 6: Final answer
    x = 39,997,490.09

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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.