Home / 7,886,833.40-11,832,346.02-2,495,579.60

Finding the Fourth Proportional to 7,886,833.40, 11,832,346.02 and 2,495,579.60

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Solution

The fourth proportional to 7,886,833.40, 11,832,346.02 and 2,495,579.60 is: 3,744,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,833.40 : 11,832,346.02 = 2,495,579.60 : x
  2. Step 2: Convert to fraction form
    7,886,833.40/11,832,346.02 = 2,495,579.60/x
  3. Step 3: Cross multiply
    7,886,833.40x = 11,832,346.02 × 2,495,579.60
  4. Step 4: Simplify right side
    7,886,833.40x = 29,528,561,347,653.19
  5. Step 5: Solve for x
    x = 29,528,561,347,653.19/7,886,833.40
  6. Step 6: Final answer
    x = 3,744,032.60

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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.