Home / 13,868,998.65-20,803,497.98-6,295,964.40

Finding the Fourth Proportional to 13,868,998.65, 20,803,497.98 and 6,295,964.40

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Solution

The fourth proportional to 13,868,998.65, 20,803,497.98 and 6,295,964.40 is: 9,443,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,998.65 : 20,803,497.98 = 6,295,964.40 : x
  2. Step 2: Convert to fraction form
    13,868,998.65/20,803,497.98 = 6,295,964.40/x
  3. Step 3: Cross multiply
    13,868,998.65x = 20,803,497.98 × 6,295,964.40
  4. Step 4: Simplify right side
    13,868,998.65x = 130,978,082,646,072.11
  5. Step 5: Solve for x
    x = 130,978,082,646,072.11/13,868,998.65
  6. Step 6: Final answer
    x = 9,443,946.60

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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.