Home / 66,258,723.72-99,111,227.64-46,561,423.71

Finding the Fourth Proportional to 66,258,723.72, 99,111,227.64 and 46,561,423.71

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Solution

The fourth proportional to 66,258,723.72, 99,111,227.64 and 46,561,423.71 is: 69,647,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,258,723.72 : 99,111,227.64 = 46,561,423.71 : x
  2. Step 2: Convert to fraction form
    66,258,723.72/99,111,227.64 = 46,561,423.71/x
  3. Step 3: Cross multiply
    66,258,723.72x = 99,111,227.64 × 46,561,423.71
  4. Step 4: Simplify right side
    66,258,723.72x = 4,614,759,864,564,303
  5. Step 5: Solve for x
    x = 4,614,759,864,564,303/66,258,723.72
  6. Step 6: Final answer
    x = 69,647,581.56

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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.