Home / 7,136,168.50-9,846,642.13-4,038,677.30

Finding the Fourth Proportional to 7,136,168.50, 9,846,642.13 and 4,038,677.30

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Solution

The fourth proportional to 7,136,168.50, 9,846,642.13 and 4,038,677.30 is: 5,572,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,168.50 : 9,846,642.13 = 4,038,677.30 : x
  2. Step 2: Convert to fraction form
    7,136,168.50/9,846,642.13 = 4,038,677.30/x
  3. Step 3: Cross multiply
    7,136,168.50x = 9,846,642.13 × 4,038,677.30
  4. Step 4: Simplify right side
    7,136,168.50x = 39,767,410,051,654.65
  5. Step 5: Solve for x
    x = 39,767,410,051,654.65/7,136,168.50
  6. Step 6: Final answer
    x = 5,572,655.70

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1.5x scale

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.