Home / 19,683,207.20-29,524,810.80-5,499,783.20

Finding the Fourth Proportional to 19,683,207.20, 29,524,810.80 and 5,499,783.20

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Solution

The fourth proportional to 19,683,207.20, 29,524,810.80 and 5,499,783.20 is: 8,249,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,207.20 : 29,524,810.80 = 5,499,783.20 : x
  2. Step 2: Convert to fraction form
    19,683,207.20/29,524,810.80 = 5,499,783.20/x
  3. Step 3: Cross multiply
    19,683,207.20x = 29,524,810.80 × 5,499,783.20
  4. Step 4: Simplify right side
    19,683,207.20x = 162,380,058,421,018.56
  5. Step 5: Solve for x
    x = 162,380,058,421,018.56/19,683,207.20
  6. Step 6: Final answer
    x = 8,249,674.80

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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.