Home / 53,256,754.62-79,889,680.53-18,710,155.44

Finding the Fourth Proportional to 53,256,754.62, 79,889,680.53 and 18,710,155.44

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Solution

The fourth proportional to 53,256,754.62, 79,889,680.53 and 18,710,155.44 is: 28,066,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,256,754.62 : 79,889,680.53 = 18,710,155.44 : x
  2. Step 2: Convert to fraction form
    53,256,754.62/79,889,680.53 = 18,710,155.44/x
  3. Step 3: Cross multiply
    53,256,754.62x = 79,889,680.53 × 18,710,155.44
  4. Step 4: Simplify right side
    53,256,754.62x = 1,494,748,340,768,241.75
  5. Step 5: Solve for x
    x = 1,494,748,340,768,241.75/53,256,754.62
  6. Step 6: Final answer
    x = 28,066,831.17

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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.