Home / 74,774,246.40-112,161,369.60-46,052,812.80

Finding the Fourth Proportional to 74,774,246.40, 112,161,369.60 and 46,052,812.80

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Solution

The fourth proportional to 74,774,246.40, 112,161,369.60 and 46,052,812.80 is: 69,079,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,774,246.40 : 112,161,369.60 = 46,052,812.80 : x
  2. Step 2: Convert to fraction form
    74,774,246.40/112,161,369.60 = 46,052,812.80/x
  3. Step 3: Cross multiply
    74,774,246.40x = 112,161,369.60 × 46,052,812.80
  4. Step 4: Simplify right side
    74,774,246.40x = 5,165,346,557,580,410
  5. Step 5: Solve for x
    x = 5,165,346,557,580,410/74,774,246.40
  6. Step 6: Final answer
    x = 69,079,219.20

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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.