Home / 46,599,728.40-69,899,555.68-12,521,074.28

Finding the Fourth Proportional to 46,599,728.40, 69,899,555.68 and 12,521,074.28

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Solution

The fourth proportional to 46,599,728.40, 69,899,555.68 and 12,521,074.28 is: 18,781,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,599,728.40 : 69,899,555.68 = 12,521,074.28 : x
  2. Step 2: Convert to fraction form
    46,599,728.40/69,899,555.68 = 12,521,074.28/x
  3. Step 3: Cross multiply
    46,599,728.40x = 69,899,555.68 × 12,521,074.28
  4. Step 4: Simplify right side
    46,599,728.40x = 875,217,528,427,475.38
  5. Step 5: Solve for x
    x = 875,217,528,427,475.38/46,599,728.40
  6. Step 6: Final answer
    x = 18,781,601.49

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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.