Home / 7,731,807.21-10,669,918.79-4,294,048.14

Finding the Fourth Proportional to 7,731,807.21, 10,669,918.79 and 4,294,048.14

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Solution

The fourth proportional to 7,731,807.21, 10,669,918.79 and 4,294,048.14 is: 5,925,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,807.21 : 10,669,918.79 = 4,294,048.14 : x
  2. Step 2: Convert to fraction form
    7,731,807.21/10,669,918.79 = 4,294,048.14/x
  3. Step 3: Cross multiply
    7,731,807.21x = 10,669,918.79 × 4,294,048.14
  4. Step 4: Simplify right side
    7,731,807.21x = 45,817,144,944,885.67
  5. Step 5: Solve for x
    x = 45,817,144,944,885.67/7,731,807.21
  6. Step 6: Final answer
    x = 5,925,800.23

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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.