Home / 14,010,599.04-21,015,898.40-6,443,928.96

Finding the Fourth Proportional to 14,010,599.04, 21,015,898.40 and 6,443,928.96

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Solution

The fourth proportional to 14,010,599.04, 21,015,898.40 and 6,443,928.96 is: 9,665,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010,599.04 : 21,015,898.40 = 6,443,928.96 : x
  2. Step 2: Convert to fraction form
    14,010,599.04/21,015,898.40 = 6,443,928.96/x
  3. Step 3: Cross multiply
    14,010,599.04x = 21,015,898.40 × 6,443,928.96
  4. Step 4: Simplify right side
    14,010,599.04x = 135,424,956,320,177.66
  5. Step 5: Solve for x
    x = 135,424,956,320,177.66/14,010,599.04
  6. Step 6: Final answer
    x = 9,665,893.37

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1.5x scale

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.