Home / 9,697,016.10-13,378,916.85-5,621,821.86

Finding the Fourth Proportional to 9,697,016.10, 13,378,916.85 and 5,621,821.86

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Solution

The fourth proportional to 9,697,016.10, 13,378,916.85 and 5,621,821.86 is: 7,756,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,697,016.10 : 13,378,916.85 = 5,621,821.86 : x
  2. Step 2: Convert to fraction form
    9,697,016.10/13,378,916.85 = 5,621,821.86/x
  3. Step 3: Cross multiply
    9,697,016.10x = 13,378,916.85 × 5,621,821.86
  4. Step 4: Simplify right side
    9,697,016.10x = 75,213,887,210,452.34
  5. Step 5: Solve for x
    x = 75,213,887,210,452.34/9,697,016.10
  6. Step 6: Final answer
    x = 7,756,395.00

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Why These Related Problems?

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