Home / 9,970,049.40-14,956,667.87-4,212,837.51

Finding the Fourth Proportional to 9,970,049.40, 14,956,667.87 and 4,212,837.51

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Solution

The fourth proportional to 9,970,049.40, 14,956,667.87 and 4,212,837.51 is: 6,319,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,049.40 : 14,956,667.87 = 4,212,837.51 : x
  2. Step 2: Convert to fraction form
    9,970,049.40/14,956,667.87 = 4,212,837.51/x
  3. Step 3: Cross multiply
    9,970,049.40x = 14,956,667.87 × 4,212,837.51
  4. Step 4: Simplify right side
    9,970,049.40x = 63,010,011,406,283.62
  5. Step 5: Solve for x
    x = 63,010,011,406,283.62/9,970,049.40
  6. Step 6: Final answer
    x = 6,319,929.71

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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.