Home / 53,077,287.60-79,619,547.24-18,048,137.76

Finding the Fourth Proportional to 53,077,287.60, 79,619,547.24 and 18,048,137.76

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Solution

The fourth proportional to 53,077,287.60, 79,619,547.24 and 18,048,137.76 is: 27,073,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,077,287.60 : 79,619,547.24 = 18,048,137.76 : x
  2. Step 2: Convert to fraction form
    53,077,287.60/79,619,547.24 = 18,048,137.76/x
  3. Step 3: Cross multiply
    53,077,287.60x = 79,619,547.24 × 18,048,137.76
  4. Step 4: Simplify right side
    53,077,287.60x = 1,436,984,556,976,347.75
  5. Step 5: Solve for x
    x = 1,436,984,556,976,347.75/53,077,287.60
  6. Step 6: Final answer
    x = 27,073,436.15

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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.