Home / 20,148,848.09-30,223,600.18-5,771,860.01

Finding the Fourth Proportional to 20,148,848.09, 30,223,600.18 and 5,771,860.01

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Solution

The fourth proportional to 20,148,848.09, 30,223,600.18 and 5,771,860.01 is: 8,657,883.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,148,848.09 : 30,223,600.18 = 5,771,860.01 : x
  2. Step 2: Convert to fraction form
    20,148,848.09/30,223,600.18 = 5,771,860.01/x
  3. Step 3: Cross multiply
    20,148,848.09x = 30,223,600.18 × 5,771,860.01
  4. Step 4: Simplify right side
    20,148,848.09x = 174,446,389,108,078.78
  5. Step 5: Solve for x
    x = 174,446,389,108,078.78/20,148,848.09
  6. Step 6: Final answer
    x = 8,657,883.98

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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.