Home / 9,985,484.70-13,779,922.23-5,401,765.98

Finding the Fourth Proportional to 9,985,484.70, 13,779,922.23 and 5,401,765.98

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Solution

The fourth proportional to 9,985,484.70, 13,779,922.23 and 5,401,765.98 is: 7,454,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985,484.70 : 13,779,922.23 = 5,401,765.98 : x
  2. Step 2: Convert to fraction form
    9,985,484.70/13,779,922.23 = 5,401,765.98/x
  3. Step 3: Cross multiply
    9,985,484.70x = 13,779,922.23 × 5,401,765.98
  4. Step 4: Simplify right side
    9,985,484.70x = 74,435,915,109,059.75
  5. Step 5: Solve for x
    x = 74,435,915,109,059.75/9,985,484.70
  6. Step 6: Final answer
    x = 7,454,411.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.