Home / 13,243,463.40-19,865,195.10-4,724,077.80

Finding the Fourth Proportional to 13,243,463.40, 19,865,195.10 and 4,724,077.80

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Solution

The fourth proportional to 13,243,463.40, 19,865,195.10 and 4,724,077.80 is: 7,086,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243,463.40 : 19,865,195.10 = 4,724,077.80 : x
  2. Step 2: Convert to fraction form
    13,243,463.40/19,865,195.10 = 4,724,077.80/x
  3. Step 3: Cross multiply
    13,243,463.40x = 19,865,195.10 × 4,724,077.80
  4. Step 4: Simplify right side
    13,243,463.40x = 93,844,727,164,578.78
  5. Step 5: Solve for x
    x = 93,844,727,164,578.78/13,243,463.40
  6. Step 6: Final answer
    x = 7,086,116.70

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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.