Home / 53,148,478.23-73,344,899.39-28,702,192.23

Finding the Fourth Proportional to 53,148,478.23, 73,344,899.39 and 28,702,192.23

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Solution

The fourth proportional to 53,148,478.23, 73,344,899.39 and 28,702,192.23 is: 39,609,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148,478.23 : 73,344,899.39 = 28,702,192.23 : x
  2. Step 2: Convert to fraction form
    53,148,478.23/73,344,899.39 = 28,702,192.23/x
  3. Step 3: Cross multiply
    53,148,478.23x = 73,344,899.39 × 28,702,192.23
  4. Step 4: Simplify right side
    53,148,478.23x = 2,105,159,401,238,279
  5. Step 5: Solve for x
    x = 2,105,159,401,238,279/53,148,478.23
  6. Step 6: Final answer
    x = 39,609,024.97

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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.