Home / 6,506,019.80-9,747,219.90-5,301,420.20

Finding the Fourth Proportional to 6,506,019.80, 9,747,219.90 and 5,301,420.20

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Solution

The fourth proportional to 6,506,019.80, 9,747,219.90 and 5,301,420.20 is: 7,942,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506,019.80 : 9,747,219.90 = 5,301,420.20 : x
  2. Step 2: Convert to fraction form
    6,506,019.80/9,747,219.90 = 5,301,420.20/x
  3. Step 3: Cross multiply
    6,506,019.80x = 9,747,219.90 × 5,301,420.20
  4. Step 4: Simplify right side
    6,506,019.80x = 51,674,108,471,701.98
  5. Step 5: Solve for x
    x = 51,674,108,471,701.98/6,506,019.80
  6. Step 6: Final answer
    x = 7,942,507.10

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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.