Home / 38,357,788.86-52,946,363.34-30,531,656.79

Finding the Fourth Proportional to 38,357,788.86, 52,946,363.34 and 30,531,656.79

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Solution

The fourth proportional to 38,357,788.86, 52,946,363.34 and 30,531,656.79 is: 42,143,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,357,788.86 : 52,946,363.34 = 30,531,656.79 : x
  2. Step 2: Convert to fraction form
    38,357,788.86/52,946,363.34 = 30,531,656.79/x
  3. Step 3: Cross multiply
    38,357,788.86x = 52,946,363.34 × 30,531,656.79
  4. Step 4: Simplify right side
    38,357,788.86x = 1,616,540,193,775,518.25
  5. Step 5: Solve for x
    x = 1,616,540,193,775,518.25/38,357,788.86
  6. Step 6: Final answer
    x = 42,143,727.31

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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.