Home / 53,239,417.40-73,470,445.38-28,793,131.40

Finding the Fourth Proportional to 53,239,417.40, 73,470,445.38 and 28,793,131.40

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Solution

The fourth proportional to 53,239,417.40, 73,470,445.38 and 28,793,131.40 is: 39,734,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239,417.40 : 73,470,445.38 = 28,793,131.40 : x
  2. Step 2: Convert to fraction form
    53,239,417.40/73,470,445.38 = 28,793,131.40/x
  3. Step 3: Cross multiply
    53,239,417.40x = 73,470,445.38 × 28,793,131.40
  4. Step 4: Simplify right side
    53,239,417.40x = 2,115,444,187,842,862.75
  5. Step 5: Solve for x
    x = 2,115,444,187,842,862.75/53,239,417.40
  6. Step 6: Final answer
    x = 39,734,548.03

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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.