Home / 40,572,642.84-55,991,601.18-22,237,975.32

Finding the Fourth Proportional to 40,572,642.84, 55,991,601.18 and 22,237,975.32

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Solution

The fourth proportional to 40,572,642.84, 55,991,601.18 and 22,237,975.32 is: 30,689,148.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572,642.84 : 55,991,601.18 = 22,237,975.32 : x
  2. Step 2: Convert to fraction form
    40,572,642.84/55,991,601.18 = 22,237,975.32/x
  3. Step 3: Cross multiply
    40,572,642.84x = 55,991,601.18 × 22,237,975.32
  4. Step 4: Simplify right side
    40,572,642.84x = 1,245,139,845,168,123
  5. Step 5: Solve for x
    x = 1,245,139,845,168,123/40,572,642.84
  6. Step 6: Final answer
    x = 30,689,148.11

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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.