Home / 14,012,635.80-21,018,953.70-6,838,182.30

Finding the Fourth Proportional to 14,012,635.80, 21,018,953.70 and 6,838,182.30

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Solution

The fourth proportional to 14,012,635.80, 21,018,953.70 and 6,838,182.30 is: 10,257,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,635.80 : 21,018,953.70 = 6,838,182.30 : x
  2. Step 2: Convert to fraction form
    14,012,635.80/21,018,953.70 = 6,838,182.30/x
  3. Step 3: Cross multiply
    14,012,635.80x = 21,018,953.70 × 6,838,182.30
  4. Step 4: Simplify right side
    14,012,635.80x = 143,731,437,155,859.50
  5. Step 5: Solve for x
    x = 143,731,437,155,859.50/14,012,635.80
  6. Step 6: Final answer
    x = 10,257,273.45

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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.