Home / 46,254,382.65-69,381,389.43-20,677,455.86

Finding the Fourth Proportional to 46,254,382.65, 69,381,389.43 and 20,677,455.86

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Solution

The fourth proportional to 46,254,382.65, 69,381,389.43 and 20,677,455.86 is: 31,016,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,254,382.65 : 69,381,389.43 = 20,677,455.86 : x
  2. Step 2: Convert to fraction form
    46,254,382.65/69,381,389.43 = 20,677,455.86/x
  3. Step 3: Cross multiply
    46,254,382.65x = 69,381,389.43 × 20,677,455.86
  4. Step 4: Simplify right side
    46,254,382.65x = 1,434,630,617,097,388.75
  5. Step 5: Solve for x
    x = 1,434,630,617,097,388.75/46,254,382.65
  6. Step 6: Final answer
    x = 31,016,101.28

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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.