Home / 13,828,051.20-20,732,246.40-5,305,094.40

Finding the Fourth Proportional to 13,828,051.20, 20,732,246.40 and 5,305,094.40

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Solution

The fourth proportional to 13,828,051.20, 20,732,246.40 and 5,305,094.40 is: 7,953,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,828,051.20 : 20,732,246.40 = 5,305,094.40 : x
  2. Step 2: Convert to fraction form
    13,828,051.20/20,732,246.40 = 5,305,094.40/x
  3. Step 3: Cross multiply
    13,828,051.20x = 20,732,246.40 × 5,305,094.40
  4. Step 4: Simplify right side
    13,828,051.20x = 109,986,524,276,060.16
  5. Step 5: Solve for x
    x = 109,986,524,276,060.16/13,828,051.20
  6. Step 6: Final answer
    x = 7,953,870.19

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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.