Home / 19,312,531.28-26,640,209.56-12,056,590.16

Finding the Fourth Proportional to 19,312,531.28, 26,640,209.56 and 12,056,590.16

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Solution

The fourth proportional to 19,312,531.28, 26,640,209.56 and 12,056,590.16 is: 16,631,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312,531.28 : 26,640,209.56 = 12,056,590.16 : x
  2. Step 2: Convert to fraction form
    19,312,531.28/26,640,209.56 = 12,056,590.16/x
  3. Step 3: Cross multiply
    19,312,531.28x = 26,640,209.56 × 12,056,590.16
  4. Step 4: Simplify right side
    19,312,531.28x = 321,190,088,441,433.94
  5. Step 5: Solve for x
    x = 321,190,088,441,433.94/19,312,531.28
  6. Step 6: Final answer
    x = 16,631,175.05

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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.