Home / 18,983,740.15-26,199,690.66-10,724,334.47

Finding the Fourth Proportional to 18,983,740.15, 26,199,690.66 and 10,724,334.47

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Solution

The fourth proportional to 18,983,740.15, 26,199,690.66 and 10,724,334.47 is: 14,800,784.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983,740.15 : 26,199,690.66 = 10,724,334.47 : x
  2. Step 2: Convert to fraction form
    18,983,740.15/26,199,690.66 = 10,724,334.47/x
  3. Step 3: Cross multiply
    18,983,740.15x = 26,199,690.66 × 10,724,334.47
  4. Step 4: Simplify right side
    18,983,740.15x = 280,974,245,642,392.91
  5. Step 5: Solve for x
    x = 280,974,245,642,392.91/18,983,740.15
  6. Step 6: Final answer
    x = 14,800,784.43

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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.