Home / 10,371,097.20-15,551,980.20-3,979,225.20

Finding the Fourth Proportional to 10,371,097.20, 15,551,980.20 and 3,979,225.20

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Solution

The fourth proportional to 10,371,097.20, 15,551,980.20 and 3,979,225.20 is: 5,967,047.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,097.20 : 15,551,980.20 = 3,979,225.20 : x
  2. Step 2: Convert to fraction form
    10,371,097.20/15,551,980.20 = 3,979,225.20/x
  3. Step 3: Cross multiply
    10,371,097.20x = 15,551,980.20 × 3,979,225.20
  4. Step 4: Simplify right side
    10,371,097.20x = 61,884,831,521,741.04
  5. Step 5: Solve for x
    x = 61,884,831,521,741.04/10,371,097.20
  6. Step 6: Final answer
    x = 5,967,047.68

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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.