Home / 19,404,207.40-29,106,311.10-13,357,589.80

Finding the Fourth Proportional to 19,404,207.40, 29,106,311.10 and 13,357,589.80

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Solution

The fourth proportional to 19,404,207.40, 29,106,311.10 and 13,357,589.80 is: 20,036,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,207.40 : 29,106,311.10 = 13,357,589.80 : x
  2. Step 2: Convert to fraction form
    19,404,207.40/29,106,311.10 = 13,357,589.80/x
  3. Step 3: Cross multiply
    19,404,207.40x = 29,106,311.10 × 13,357,589.80
  4. Step 4: Simplify right side
    19,404,207.40x = 388,790,164,264,986.81
  5. Step 5: Solve for x
    x = 388,790,164,264,986.81/19,404,207.40
  6. Step 6: Final answer
    x = 20,036,384.70

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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.