Home / 8,240,462.10-12,362,242.68-3,316,870.08

Finding the Fourth Proportional to 8,240,462.10, 12,362,242.68 and 3,316,870.08

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Solution

The fourth proportional to 8,240,462.10, 12,362,242.68 and 3,316,870.08 is: 4,975,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,462.10 : 12,362,242.68 = 3,316,870.08 : x
  2. Step 2: Convert to fraction form
    8,240,462.10/12,362,242.68 = 3,316,870.08/x
  3. Step 3: Cross multiply
    8,240,462.10x = 12,362,242.68 × 3,316,870.08
  4. Step 4: Simplify right side
    8,240,462.10x = 41,003,952,866,991.02
  5. Step 5: Solve for x
    x = 41,003,952,866,991.02/8,240,462.10
  6. Step 6: Final answer
    x = 4,975,928.82

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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.