Home / 54,109,652.86-74,669,320.43-29,329,307.65

Finding the Fourth Proportional to 54,109,652.86, 74,669,320.43 and 29,329,307.65

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Solution

The fourth proportional to 54,109,652.86, 74,669,320.43 and 29,329,307.65 is: 40,473,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109,652.86 : 74,669,320.43 = 29,329,307.65 : x
  2. Step 2: Convert to fraction form
    54,109,652.86/74,669,320.43 = 29,329,307.65/x
  3. Step 3: Cross multiply
    54,109,652.86x = 74,669,320.43 × 29,329,307.65
  4. Step 4: Simplify right side
    54,109,652.86x = 2,189,999,470,907,900.50
  5. Step 5: Solve for x
    x = 2,189,999,470,907,900.50/54,109,652.86
  6. Step 6: Final answer
    x = 40,473,360.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.