Home / 67,543,621.56-93,210,277.49-36,603,790.85

Finding the Fourth Proportional to 67,543,621.56, 93,210,277.49 and 36,603,790.85

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Solution

The fourth proportional to 67,543,621.56, 93,210,277.49 and 36,603,790.85 is: 50,513,274.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,543,621.56 : 93,210,277.49 = 36,603,790.85 : x
  2. Step 2: Convert to fraction form
    67,543,621.56/93,210,277.49 = 36,603,790.85/x
  3. Step 3: Cross multiply
    67,543,621.56x = 93,210,277.49 × 36,603,790.85
  4. Step 4: Simplify right side
    67,543,621.56x = 3,411,849,501,783,254
  5. Step 5: Solve for x
    x = 3,411,849,501,783,254/67,543,621.56
  6. Step 6: Final answer
    x = 50,513,274.57

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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.