Home / 13,411,611.84-20,120,417.34-4,891,948.32

Finding the Fourth Proportional to 13,411,611.84, 20,120,417.34 and 4,891,948.32

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Solution

The fourth proportional to 13,411,611.84, 20,120,417.34 and 4,891,948.32 is: 7,339,016.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411,611.84 : 20,120,417.34 = 4,891,948.32 : x
  2. Step 2: Convert to fraction form
    13,411,611.84/20,120,417.34 = 4,891,948.32/x
  3. Step 3: Cross multiply
    13,411,611.84x = 20,120,417.34 × 4,891,948.32
  4. Step 4: Simplify right side
    13,411,611.84x = 98,428,041,804,111.88
  5. Step 5: Solve for x
    x = 98,428,041,804,111.88/13,411,611.84
  6. Step 6: Final answer
    x = 7,339,016.59

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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.