Home / 7,831,250.34-10,809,111.99-5,351,475.30

Finding the Fourth Proportional to 7,831,250.34, 10,809,111.99 and 5,351,475.30

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Solution

The fourth proportional to 7,831,250.34, 10,809,111.99 and 5,351,475.30 is: 7,386,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,250.34 : 10,809,111.99 = 5,351,475.30 : x
  2. Step 2: Convert to fraction form
    7,831,250.34/10,809,111.99 = 5,351,475.30/x
  3. Step 3: Cross multiply
    7,831,250.34x = 10,809,111.99 × 5,351,475.30
  4. Step 4: Simplify right side
    7,831,250.34x = 57,844,695,808,952.71
  5. Step 5: Solve for x
    x = 57,844,695,808,952.71/7,831,250.34
  6. Step 6: Final answer
    x = 7,386,393.40

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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.