Home / 10,215,278.13-14,097,180.12-5,631,763.53

Finding the Fourth Proportional to 10,215,278.13, 14,097,180.12 and 5,631,763.53

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Solution

The fourth proportional to 10,215,278.13, 14,097,180.12 and 5,631,763.53 is: 7,771,886.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,278.13 : 14,097,180.12 = 5,631,763.53 : x
  2. Step 2: Convert to fraction form
    10,215,278.13/14,097,180.12 = 5,631,763.53/x
  3. Step 3: Cross multiply
    10,215,278.13x = 14,097,180.12 × 5,631,763.53
  4. Step 4: Simplify right side
    10,215,278.13x = 79,391,984,875,657.02
  5. Step 5: Solve for x
    x = 79,391,984,875,657.02/10,215,278.13
  6. Step 6: Final answer
    x = 7,771,886.76

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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.