Home / 54,009,140.18-74,532,703.77-29,229,349.01

Finding the Fourth Proportional to 54,009,140.18, 74,532,703.77 and 29,229,349.01

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Solution

The fourth proportional to 54,009,140.18, 74,532,703.77 and 29,229,349.01 is: 40,336,550.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,009,140.18 : 74,532,703.77 = 29,229,349.01 : x
  2. Step 2: Convert to fraction form
    54,009,140.18/74,532,703.77 = 29,229,349.01/x
  3. Step 3: Cross multiply
    54,009,140.18x = 74,532,703.77 × 29,229,349.01
  4. Step 4: Simplify right side
    54,009,140.18x = 2,178,542,410,779,609
  5. Step 5: Solve for x
    x = 2,178,542,410,779,609/54,009,140.18
  6. Step 6: Final answer
    x = 40,336,550.51

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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.