Home / 22,915,919.52-31,623,337.44-12,602,642.40

Finding the Fourth Proportional to 22,915,919.52, 31,623,337.44 and 12,602,642.40

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Solution

The fourth proportional to 22,915,919.52, 31,623,337.44 and 12,602,642.40 is: 17,391,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,915,919.52 : 31,623,337.44 = 12,602,642.40 : x
  2. Step 2: Convert to fraction form
    22,915,919.52/31,623,337.44 = 12,602,642.40/x
  3. Step 3: Cross multiply
    22,915,919.52x = 31,623,337.44 × 12,602,642.40
  4. Step 4: Simplify right side
    22,915,919.52x = 398,537,613,250,851.50
  5. Step 5: Solve for x
    x = 398,537,613,250,851.50/22,915,919.52
  6. Step 6: Final answer
    x = 17,391,299.22

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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.