Home / 49,534,491.80-74,301,737.70-13,142,811.80

Finding the Fourth Proportional to 49,534,491.80, 74,301,737.70 and 13,142,811.80

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Solution

The fourth proportional to 49,534,491.80, 74,301,737.70 and 13,142,811.80 is: 19,714,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534,491.80 : 74,301,737.70 = 13,142,811.80 : x
  2. Step 2: Convert to fraction form
    49,534,491.80/74,301,737.70 = 13,142,811.80/x
  3. Step 3: Cross multiply
    49,534,491.80x = 74,301,737.70 × 13,142,811.80
  4. Step 4: Simplify right side
    49,534,491.80x = 976,533,755,004,065
  5. Step 5: Solve for x
    x = 976,533,755,004,065/49,534,491.80
  6. Step 6: Final answer
    x = 19,714,217.70

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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.