Home / 8,721,936.19-12,036,150.61-4,854,458.35

Finding the Fourth Proportional to 8,721,936.19, 12,036,150.61 and 4,854,458.35

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Solution

The fourth proportional to 8,721,936.19, 12,036,150.61 and 4,854,458.35 is: 6,699,084.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,936.19 : 12,036,150.61 = 4,854,458.35 : x
  2. Step 2: Convert to fraction form
    8,721,936.19/12,036,150.61 = 4,854,458.35/x
  3. Step 3: Cross multiply
    8,721,936.19x = 12,036,150.61 × 4,854,458.35
  4. Step 4: Simplify right side
    8,721,936.19x = 58,428,991,830,572.09
  5. Step 5: Solve for x
    x = 58,428,991,830,572.09/8,721,936.19
  6. Step 6: Final answer
    x = 6,699,084.99

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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.