Home / 7,182,078.40-10,773,117.60-2,925,301.60

Finding the Fourth Proportional to 7,182,078.40, 10,773,117.60 and 2,925,301.60

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Solution

The fourth proportional to 7,182,078.40, 10,773,117.60 and 2,925,301.60 is: 4,387,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,078.40 : 10,773,117.60 = 2,925,301.60 : x
  2. Step 2: Convert to fraction form
    7,182,078.40/10,773,117.60 = 2,925,301.60/x
  3. Step 3: Cross multiply
    7,182,078.40x = 10,773,117.60 × 2,925,301.60
  4. Step 4: Simplify right side
    7,182,078.40x = 31,514,618,152,268.16
  5. Step 5: Solve for x
    x = 31,514,618,152,268.16/7,182,078.40
  6. Step 6: Final answer
    x = 4,387,952.40

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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.