Home / 14,012,359.80-21,018,539.70-9,225,454.20

Finding the Fourth Proportional to 14,012,359.80, 21,018,539.70 and 9,225,454.20

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Solution

The fourth proportional to 14,012,359.80, 21,018,539.70 and 9,225,454.20 is: 13,838,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,359.80 : 21,018,539.70 = 9,225,454.20 : x
  2. Step 2: Convert to fraction form
    14,012,359.80/21,018,539.70 = 9,225,454.20/x
  3. Step 3: Cross multiply
    14,012,359.80x = 21,018,539.70 × 9,225,454.20
  4. Step 4: Simplify right side
    14,012,359.80x = 193,905,575,353,231.72
  5. Step 5: Solve for x
    x = 193,905,575,353,231.72/14,012,359.80
  6. Step 6: Final answer
    x = 13,838,181.30

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1.5x scale

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.