Home / 18,118,470.42-27,169,307.55-6,755,868.18

Finding the Fourth Proportional to 18,118,470.42, 27,169,307.55 and 6,755,868.18

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Solution

The fourth proportional to 18,118,470.42, 27,169,307.55 and 6,755,868.18 is: 10,130,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,470.42 : 27,169,307.55 = 6,755,868.18 : x
  2. Step 2: Convert to fraction form
    18,118,470.42/27,169,307.55 = 6,755,868.18/x
  3. Step 3: Cross multiply
    18,118,470.42x = 27,169,307.55 × 6,755,868.18
  4. Step 4: Simplify right side
    18,118,470.42x = 183,552,260,349,678.75
  5. Step 5: Solve for x
    x = 183,552,260,349,678.75/18,118,470.42
  6. Step 6: Final answer
    x = 10,130,670.86

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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.