Home / 53,254,553.06-79,886,373.60-18,707,935.52

Finding the Fourth Proportional to 53,254,553.06, 79,886,373.60 and 18,707,935.52

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Solution

The fourth proportional to 53,254,553.06, 79,886,373.60 and 18,707,935.52 is: 28,063,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254,553.06 : 79,886,373.60 = 18,707,935.52 : x
  2. Step 2: Convert to fraction form
    53,254,553.06/79,886,373.60 = 18,707,935.52/x
  3. Step 3: Cross multiply
    53,254,553.06x = 79,886,373.60 × 18,707,935.52
  4. Step 4: Simplify right side
    53,254,553.06x = 1,494,509,126,235,430
  5. Step 5: Solve for x
    x = 1,494,509,126,235,430/53,254,553.06
  6. Step 6: Final answer
    x = 28,063,499.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.