Home / 19,478,292.97-26,888,653.99-11,640,570.89

Finding the Fourth Proportional to 19,478,292.97, 26,888,653.99 and 11,640,570.89

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Solution

The fourth proportional to 19,478,292.97, 26,888,653.99 and 11,640,570.89 is: 16,069,133.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,292.97 : 26,888,653.99 = 11,640,570.89 : x
  2. Step 2: Convert to fraction form
    19,478,292.97/26,888,653.99 = 11,640,570.89/x
  3. Step 3: Cross multiply
    19,478,292.97x = 26,888,653.99 × 11,640,570.89
  4. Step 4: Simplify right side
    19,478,292.97x = 312,999,282,849,073.50
  5. Step 5: Solve for x
    x = 312,999,282,849,073.50/19,478,292.97
  6. Step 6: Final answer
    x = 16,069,133.13

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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.