Home / 11,113,820.10-16,639,237.35-9,980,079.30

Finding the Fourth Proportional to 11,113,820.10, 16,639,237.35 and 9,980,079.30

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Solution

The fourth proportional to 11,113,820.10, 16,639,237.35 and 9,980,079.30 is: 14,941,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113,820.10 : 16,639,237.35 = 9,980,079.30 : x
  2. Step 2: Convert to fraction form
    11,113,820.10/16,639,237.35 = 9,980,079.30/x
  3. Step 3: Cross multiply
    11,113,820.10x = 16,639,237.35 × 9,980,079.30
  4. Step 4: Simplify right side
    11,113,820.10x = 166,060,908,244,521.88
  5. Step 5: Solve for x
    x = 166,060,908,244,521.88/11,113,820.10
  6. Step 6: Final answer
    x = 14,941,838.79

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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.