Home / 37,878,692.81-52,272,573.53-20,475,038.27

Finding the Fourth Proportional to 37,878,692.81, 52,272,573.53 and 20,475,038.27

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Solution

The fourth proportional to 37,878,692.81, 52,272,573.53 and 20,475,038.27 is: 28,255,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,878,692.81 : 52,272,573.53 = 20,475,038.27 : x
  2. Step 2: Convert to fraction form
    37,878,692.81/52,272,573.53 = 20,475,038.27/x
  3. Step 3: Cross multiply
    37,878,692.81x = 52,272,573.53 × 20,475,038.27
  4. Step 4: Simplify right side
    37,878,692.81x = 1,070,282,943,134,400.88
  5. Step 5: Solve for x
    x = 1,070,282,943,134,400.88/37,878,692.81
  6. Step 6: Final answer
    x = 28,255,540.62

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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.