Home / 16,798,107.52-23,169,010.90-12,668,312.50

Finding the Fourth Proportional to 16,798,107.52, 23,169,010.90 and 12,668,312.50

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Solution

The fourth proportional to 16,798,107.52, 23,169,010.90 and 12,668,312.50 is: 17,472,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798,107.52 : 23,169,010.90 = 12,668,312.50 : x
  2. Step 2: Convert to fraction form
    16,798,107.52/23,169,010.90 = 12,668,312.50/x
  3. Step 3: Cross multiply
    16,798,107.52x = 23,169,010.90 × 12,668,312.50
  4. Step 4: Simplify right side
    16,798,107.52x = 293,512,270,397,106.25
  5. Step 5: Solve for x
    x = 293,512,270,397,106.25/16,798,107.52
  6. Step 6: Final answer
    x = 17,472,936.76

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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.