Home / 52,058,891.45-71,840,242.59-28,537,478.85

Finding the Fourth Proportional to 52,058,891.45, 71,840,242.59 and 28,537,478.85

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Solution

The fourth proportional to 52,058,891.45, 71,840,242.59 and 28,537,478.85 is: 39,381,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,058,891.45 : 71,840,242.59 = 28,537,478.85 : x
  2. Step 2: Convert to fraction form
    52,058,891.45/71,840,242.59 = 28,537,478.85/x
  3. Step 3: Cross multiply
    52,058,891.45x = 71,840,242.59 × 28,537,478.85
  4. Step 4: Simplify right side
    52,058,891.45x = 2,050,139,403,490,994.50
  5. Step 5: Solve for x
    x = 2,050,139,403,490,994.50/52,058,891.45
  6. Step 6: Final answer
    x = 39,381,157.50

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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.