Home / 23,106,188.70-31,888,680.12-12,792,911.94

Finding the Fourth Proportional to 23,106,188.70, 31,888,680.12 and 12,792,911.94

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Solution

The fourth proportional to 23,106,188.70, 31,888,680.12 and 12,792,911.94 is: 17,655,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106,188.70 : 31,888,680.12 = 12,792,911.94 : x
  2. Step 2: Convert to fraction form
    23,106,188.70/31,888,680.12 = 12,792,911.94/x
  3. Step 3: Cross multiply
    23,106,188.70x = 31,888,680.12 × 12,792,911.94
  4. Step 4: Simplify right side
    23,106,188.70x = 407,949,076,657,988.62
  5. Step 5: Solve for x
    x = 407,949,076,657,988.62/23,106,188.70
  6. Step 6: Final answer
    x = 17,655,403.15

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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.