Home / 53,835,442.32-74,293,212.26-30,630,568.80

Finding the Fourth Proportional to 53,835,442.32, 74,293,212.26 and 30,630,568.80

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Solution

The fourth proportional to 53,835,442.32, 74,293,212.26 and 30,630,568.80 is: 42,270,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835,442.32 : 74,293,212.26 = 30,630,568.80 : x
  2. Step 2: Convert to fraction form
    53,835,442.32/74,293,212.26 = 30,630,568.80/x
  3. Step 3: Cross multiply
    53,835,442.32x = 74,293,212.26 × 30,630,568.80
  4. Step 4: Simplify right side
    53,835,442.32x = 2,275,643,349,502,933.50
  5. Step 5: Solve for x
    x = 2,275,643,349,502,933.50/53,835,442.32
  6. Step 6: Final answer
    x = 42,270,356.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.