Home / 69,406,490.17-95,777,269.59-40,036,075.39

Finding the Fourth Proportional to 69,406,490.17, 95,777,269.59 and 40,036,075.39

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Solution

The fourth proportional to 69,406,490.17, 95,777,269.59 and 40,036,075.39 is: 55,247,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,406,490.17 : 95,777,269.59 = 40,036,075.39 : x
  2. Step 2: Convert to fraction form
    69,406,490.17/95,777,269.59 = 40,036,075.39/x
  3. Step 3: Cross multiply
    69,406,490.17x = 95,777,269.59 × 40,036,075.39
  4. Step 4: Simplify right side
    69,406,490.17x = 3,834,545,985,953,594.50
  5. Step 5: Solve for x
    x = 3,834,545,985,953,594.50/69,406,490.17
  6. Step 6: Final answer
    x = 55,247,657.34

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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.