Home / 12,109,533.71-16,711,492.73-7,400,691.59

Finding the Fourth Proportional to 12,109,533.71, 16,711,492.73 and 7,400,691.59

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Solution

The fourth proportional to 12,109,533.71, 16,711,492.73 and 7,400,691.59 is: 10,213,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,109,533.71 : 16,711,492.73 = 7,400,691.59 : x
  2. Step 2: Convert to fraction form
    12,109,533.71/16,711,492.73 = 7,400,691.59/x
  3. Step 3: Cross multiply
    12,109,533.71x = 16,711,492.73 × 7,400,691.59
  4. Step 4: Simplify right side
    12,109,533.71x = 123,676,603,582,696.22
  5. Step 5: Solve for x
    x = 123,676,603,582,696.22/12,109,533.71
  6. Step 6: Final answer
    x = 10,213,159.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.