Home / 22,572,148.24-31,151,485.64-12,784,333.62

Finding the Fourth Proportional to 22,572,148.24, 31,151,485.64 and 12,784,333.62

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Solution

The fourth proportional to 22,572,148.24, 31,151,485.64 and 12,784,333.62 is: 17,643,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,572,148.24 : 31,151,485.64 = 12,784,333.62 : x
  2. Step 2: Convert to fraction form
    22,572,148.24/31,151,485.64 = 12,784,333.62/x
  3. Step 3: Cross multiply
    22,572,148.24x = 31,151,485.64 × 12,784,333.62
  4. Step 4: Simplify right side
    22,572,148.24x = 398,250,985,180,399.19
  5. Step 5: Solve for x
    x = 398,250,985,180,399.19/22,572,148.24
  6. Step 6: Final answer
    x = 17,643,468.44

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1.5x scale

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.