Home / 74,513,403.01-111,762,243.33-19,931,496.85

Finding the Fourth Proportional to 74,513,403.01, 111,762,243.33 and 19,931,496.85

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Solution

The fourth proportional to 74,513,403.01, 111,762,243.33 and 19,931,496.85 is: 29,895,142.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,513,403.01 : 111,762,243.33 = 19,931,496.85 : x
  2. Step 2: Convert to fraction form
    74,513,403.01/111,762,243.33 = 19,931,496.85/x
  3. Step 3: Cross multiply
    74,513,403.01x = 111,762,243.33 × 19,931,496.85
  4. Step 4: Simplify right side
    74,513,403.01x = 2,227,588,800,880,828.75
  5. Step 5: Solve for x
    x = 2,227,588,800,880,828.75/74,513,403.01
  6. Step 6: Final answer
    x = 29,895,142.50

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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.