Home / 12,223,160.19-16,866,973.80-7,066,853.91

Finding the Fourth Proportional to 12,223,160.19, 16,866,973.80 and 7,066,853.91

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Solution

The fourth proportional to 12,223,160.19, 16,866,973.80 and 7,066,853.91 is: 9,751,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,160.19 : 16,866,973.80 = 7,066,853.91 : x
  2. Step 2: Convert to fraction form
    12,223,160.19/16,866,973.80 = 7,066,853.91/x
  3. Step 3: Cross multiply
    12,223,160.19x = 16,866,973.80 × 7,066,853.91
  4. Step 4: Simplify right side
    12,223,160.19x = 119,196,439,748,397.56
  5. Step 5: Solve for x
    x = 119,196,439,748,397.56/12,223,160.19
  6. Step 6: Final answer
    x = 9,751,687.61

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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.