Home / 73,617,007.20-110,425,510.80-19,769,762.40

Finding the Fourth Proportional to 73,617,007.20, 110,425,510.80 and 19,769,762.40

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Solution

The fourth proportional to 73,617,007.20, 110,425,510.80 and 19,769,762.40 is: 29,654,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,617,007.20 : 110,425,510.80 = 19,769,762.40 : x
  2. Step 2: Convert to fraction form
    73,617,007.20/110,425,510.80 = 19,769,762.40/x
  3. Step 3: Cross multiply
    73,617,007.20x = 110,425,510.80 × 19,769,762.40
  4. Step 4: Simplify right side
    73,617,007.20x = 2,183,086,111,414,633.75
  5. Step 5: Solve for x
    x = 2,183,086,111,414,633.75/73,617,007.20
  6. Step 6: Final answer
    x = 29,654,643.60

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1.5x scale

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.