Home / 46,175,803.20-69,218,020.80-21,872,012.40

Finding the Fourth Proportional to 46,175,803.20, 69,218,020.80 and 21,872,012.40

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Solution

The fourth proportional to 46,175,803.20, 69,218,020.80 and 21,872,012.40 is: 32,786,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,175,803.20 : 69,218,020.80 = 21,872,012.40 : x
  2. Step 2: Convert to fraction form
    46,175,803.20/69,218,020.80 = 21,872,012.40/x
  3. Step 3: Cross multiply
    46,175,803.20x = 69,218,020.80 × 21,872,012.40
  4. Step 4: Simplify right side
    46,175,803.20x = 1,513,937,409,241,057.75
  5. Step 5: Solve for x
    x = 1,513,937,409,241,057.75/46,175,803.20
  6. Step 6: Final answer
    x = 32,786,379.54

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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.