Home / 13,285,841.40-19,927,725.30-5,197,246.20

Finding the Fourth Proportional to 13,285,841.40, 19,927,725.30 and 5,197,246.20

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Solution

The fourth proportional to 13,285,841.40, 19,927,725.30 and 5,197,246.20 is: 7,795,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,841.40 : 19,927,725.30 = 5,197,246.20 : x
  2. Step 2: Convert to fraction form
    13,285,841.40/19,927,725.30 = 5,197,246.20/x
  3. Step 3: Cross multiply
    13,285,841.40x = 19,927,725.30 × 5,197,246.20
  4. Step 4: Simplify right side
    13,285,841.40x = 103,569,294,590,068.88
  5. Step 5: Solve for x
    x = 103,569,294,590,068.88/13,285,841.40
  6. Step 6: Final answer
    x = 7,795,463.72

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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.