Home / 12,470,700.47-17,194,001.42-9,534,156.64

Finding the Fourth Proportional to 12,470,700.47, 17,194,001.42 and 9,534,156.64

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Solution

The fourth proportional to 12,470,700.47, 17,194,001.42 and 9,534,156.64 is: 13,145,236.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470,700.47 : 17,194,001.42 = 9,534,156.64 : x
  2. Step 2: Convert to fraction form
    12,470,700.47/17,194,001.42 = 9,534,156.64/x
  3. Step 3: Cross multiply
    12,470,700.47x = 17,194,001.42 × 9,534,156.64
  4. Step 4: Simplify right side
    12,470,700.47x = 163,930,302,787,512.81
  5. Step 5: Solve for x
    x = 163,930,302,787,512.81/12,470,700.47
  6. Step 6: Final answer
    x = 13,145,236.17

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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.