Home / 53,480,127.48-80,223,342.60-15,138,430.80

Finding the Fourth Proportional to 53,480,127.48, 80,223,342.60 and 15,138,430.80

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Solution

The fourth proportional to 53,480,127.48, 80,223,342.60 and 15,138,430.80 is: 22,708,538.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,480,127.48 : 80,223,342.60 = 15,138,430.80 : x
  2. Step 2: Convert to fraction form
    53,480,127.48/80,223,342.60 = 15,138,430.80/x
  3. Step 3: Cross multiply
    53,480,127.48x = 80,223,342.60 × 15,138,430.80
  4. Step 4: Simplify right side
    53,480,127.48x = 1,214,455,520,494,792
  5. Step 5: Solve for x
    x = 1,214,455,520,494,792/53,480,127.48
  6. Step 6: Final answer
    x = 22,708,538.25

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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.