Home / 49,133,061.28-73,709,038.32-18,838,561.76

Finding the Fourth Proportional to 49,133,061.28, 73,709,038.32 and 18,838,561.76

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Solution

The fourth proportional to 49,133,061.28, 73,709,038.32 and 18,838,561.76 is: 28,261,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,133,061.28 : 73,709,038.32 = 18,838,561.76 : x
  2. Step 2: Convert to fraction form
    49,133,061.28/73,709,038.32 = 18,838,561.76/x
  3. Step 3: Cross multiply
    49,133,061.28x = 73,709,038.32 × 18,838,561.76
  4. Step 4: Simplify right side
    49,133,061.28x = 1,388,572,270,661,526.75
  5. Step 5: Solve for x
    x = 1,388,572,270,661,526.75/49,133,061.28
  6. Step 6: Final answer
    x = 28,261,464.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.