Home / 19,211,713.59-26,512,373.88-10,509,699.36

Finding the Fourth Proportional to 19,211,713.59, 26,512,373.88 and 10,509,699.36

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Solution

The fourth proportional to 19,211,713.59, 26,512,373.88 and 10,509,699.36 is: 14,503,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211,713.59 : 26,512,373.88 = 10,509,699.36 : x
  2. Step 2: Convert to fraction form
    19,211,713.59/26,512,373.88 = 10,509,699.36/x
  3. Step 3: Cross multiply
    19,211,713.59x = 26,512,373.88 × 10,509,699.36
  4. Step 4: Simplify right side
    19,211,713.59x = 278,637,078,798,716.69
  5. Step 5: Solve for x
    x = 278,637,078,798,716.69/19,211,713.59
  6. Step 6: Final answer
    x = 14,503,499.52

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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.