Home / 12,599,320.74-18,901,737.36-4,080,518.34

Finding the Fourth Proportional to 12,599,320.74, 18,901,737.36 and 4,080,518.34

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Solution

The fourth proportional to 12,599,320.74, 18,901,737.36 and 4,080,518.34 is: 6,121,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599,320.74 : 18,901,737.36 = 4,080,518.34 : x
  2. Step 2: Convert to fraction form
    12,599,320.74/18,901,737.36 = 4,080,518.34/x
  3. Step 3: Cross multiply
    12,599,320.74x = 18,901,737.36 × 4,080,518.34
  4. Step 4: Simplify right side
    12,599,320.74x = 77,128,885,955,343.17
  5. Step 5: Solve for x
    x = 77,128,885,955,343.17/12,599,320.74
  6. Step 6: Final answer
    x = 6,121,670.17

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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.