Home / 22,915,851.52-31,623,243.60-12,602,574.40

Finding the Fourth Proportional to 22,915,851.52, 31,623,243.60 and 12,602,574.40

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Solution

The fourth proportional to 22,915,851.52, 31,623,243.60 and 12,602,574.40 is: 17,391,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,915,851.52 : 31,623,243.60 = 12,602,574.40 : x
  2. Step 2: Convert to fraction form
    22,915,851.52/31,623,243.60 = 12,602,574.40/x
  3. Step 3: Cross multiply
    22,915,851.52x = 31,623,243.60 × 12,602,574.40
  4. Step 4: Simplify right side
    22,915,851.52x = 398,534,280,238,323.88
  5. Step 5: Solve for x
    x = 398,534,280,238,323.88/22,915,851.52
  6. Step 6: Final answer
    x = 17,391,205.38

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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.