Home / 53,319,388.87-79,975,092.43-19,240,733.53

Finding the Fourth Proportional to 53,319,388.87, 79,975,092.43 and 19,240,733.53

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Solution

The fourth proportional to 53,319,388.87, 79,975,092.43 and 19,240,733.53 is: 28,859,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,319,388.87 : 79,975,092.43 = 19,240,733.53 : x
  2. Step 2: Convert to fraction form
    53,319,388.87/79,975,092.43 = 19,240,733.53/x
  3. Step 3: Cross multiply
    53,319,388.87x = 79,975,092.43 × 19,240,733.53
  4. Step 4: Simplify right side
    53,319,388.87x = 1,538,779,442,482,750.50
  5. Step 5: Solve for x
    x = 1,538,779,442,482,750.50/53,319,388.87
  6. Step 6: Final answer
    x = 28,859,660.16

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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.