Home / 14,012,804.80-21,019,207.20-6,838,351.30

Finding the Fourth Proportional to 14,012,804.80, 21,019,207.20 and 6,838,351.30

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Solution

The fourth proportional to 14,012,804.80, 21,019,207.20 and 6,838,351.30 is: 10,257,526.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,804.80 : 21,019,207.20 = 6,838,351.30 : x
  2. Step 2: Convert to fraction form
    14,012,804.80/21,019,207.20 = 6,838,351.30/x
  3. Step 3: Cross multiply
    14,012,804.80x = 21,019,207.20 × 6,838,351.30
  4. Step 4: Simplify right side
    14,012,804.80x = 143,736,722,881,089.34
  5. Step 5: Solve for x
    x = 143,736,722,881,089.34/14,012,804.80
  6. Step 6: Final answer
    x = 10,257,526.95

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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.