Home / 17,607,403.12-26,388,373.11-7,884,897.61

Finding the Fourth Proportional to 17,607,403.12, 26,388,373.11 and 7,884,897.61

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Solution

The fourth proportional to 17,607,403.12, 26,388,373.11 and 7,884,897.61 is: 11,817,166.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607,403.12 : 26,388,373.11 = 7,884,897.61 : x
  2. Step 2: Convert to fraction form
    17,607,403.12/26,388,373.11 = 7,884,897.61/x
  3. Step 3: Cross multiply
    17,607,403.12x = 26,388,373.11 × 7,884,897.61
  4. Step 4: Simplify right side
    17,607,403.12x = 208,069,620,066,827.28
  5. Step 5: Solve for x
    x = 208,069,620,066,827.28/17,607,403.12
  6. Step 6: Final answer
    x = 11,817,166.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.