Home / 22,572,116.24-31,151,441.48-12,784,301.64

Finding the Fourth Proportional to 22,572,116.24, 31,151,441.48 and 12,784,301.64

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Solution

The fourth proportional to 22,572,116.24, 31,151,441.48 and 12,784,301.64 is: 17,643,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,572,116.24 : 31,151,441.48 = 12,784,301.64 : x
  2. Step 2: Convert to fraction form
    22,572,116.24/31,151,441.48 = 12,784,301.64/x
  3. Step 3: Cross multiply
    22,572,116.24x = 31,151,441.48 × 12,784,301.64
  4. Step 4: Simplify right side
    22,572,116.24x = 398,249,424,337,206.56
  5. Step 5: Solve for x
    x = 398,249,424,337,206.56/22,572,116.24
  6. Step 6: Final answer
    x = 17,643,424.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.