Home / 9,885,775.30-14,810,000.55-5,077,096.90

Finding the Fourth Proportional to 9,885,775.30, 14,810,000.55 and 5,077,096.90

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Solution

The fourth proportional to 9,885,775.30, 14,810,000.55 and 5,077,096.90 is: 7,606,060.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885,775.30 : 14,810,000.55 = 5,077,096.90 : x
  2. Step 2: Convert to fraction form
    9,885,775.30/14,810,000.55 = 5,077,096.90/x
  3. Step 3: Cross multiply
    9,885,775.30x = 14,810,000.55 × 5,077,096.90
  4. Step 4: Simplify right side
    9,885,775.30x = 75,191,807,881,403.30
  5. Step 5: Solve for x
    x = 75,191,807,881,403.30/9,885,775.30
  6. Step 6: Final answer
    x = 7,606,060.79

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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.