Home / 30,905,617.63-46,357,282.50-12,469,535.68

Finding the Fourth Proportional to 30,905,617.63, 46,357,282.50 and 12,469,535.68

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Solution

The fourth proportional to 30,905,617.63, 46,357,282.50 and 12,469,535.68 is: 18,703,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,905,617.63 : 46,357,282.50 = 12,469,535.68 : x
  2. Step 2: Convert to fraction form
    30,905,617.63/46,357,282.50 = 12,469,535.68/x
  3. Step 3: Cross multiply
    30,905,617.63x = 46,357,282.50 × 12,469,535.68
  4. Step 4: Simplify right side
    30,905,617.63x = 578,053,788,161,589.62
  5. Step 5: Solve for x
    x = 578,053,788,161,589.62/30,905,617.63
  6. Step 6: Final answer
    x = 18,703,841.97

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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.