Home / 53,298,237.80-73,552,074.90-31,272,111.92

Finding the Fourth Proportional to 53,298,237.80, 73,552,074.90 and 31,272,111.92

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Solution

The fourth proportional to 53,298,237.80, 73,552,074.90 and 31,272,111.92 is: 43,155,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298,237.80 : 73,552,074.90 = 31,272,111.92 : x
  2. Step 2: Convert to fraction form
    53,298,237.80/73,552,074.90 = 31,272,111.92/x
  3. Step 3: Cross multiply
    53,298,237.80x = 73,552,074.90 × 31,272,111.92
  4. Step 4: Simplify right side
    53,298,237.80x = 2,300,128,718,221,023
  5. Step 5: Solve for x
    x = 2,300,128,718,221,023/53,298,237.80
  6. Step 6: Final answer
    x = 43,155,811.77

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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.