Home / 56,890,359.69-85,335,581.16-13,759,604.61

Finding the Fourth Proportional to 56,890,359.69, 85,335,581.16 and 13,759,604.61

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Solution

The fourth proportional to 56,890,359.69, 85,335,581.16 and 13,759,604.61 is: 20,639,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,890,359.69 : 85,335,581.16 = 13,759,604.61 : x
  2. Step 2: Convert to fraction form
    56,890,359.69/85,335,581.16 = 13,759,604.61/x
  3. Step 3: Cross multiply
    56,890,359.69x = 85,335,581.16 × 13,759,604.61
  4. Step 4: Simplify right side
    56,890,359.69x = 1,174,183,855,926,165
  5. Step 5: Solve for x
    x = 1,174,183,855,926,165/56,890,359.69
  6. Step 6: Final answer
    x = 20,639,416.98

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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.