Home / 7,779,504.28-10,737,121.11-4,639,969.25

Finding the Fourth Proportional to 7,779,504.28, 10,737,121.11 and 4,639,969.25

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Solution

The fourth proportional to 7,779,504.28, 10,737,121.11 and 4,639,969.25 is: 6,403,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779,504.28 : 10,737,121.11 = 4,639,969.25 : x
  2. Step 2: Convert to fraction form
    7,779,504.28/10,737,121.11 = 4,639,969.25/x
  3. Step 3: Cross multiply
    7,779,504.28x = 10,737,121.11 × 4,639,969.25
  4. Step 4: Simplify right side
    7,779,504.28x = 49,819,911,783,925.87
  5. Step 5: Solve for x
    x = 49,819,911,783,925.87/7,779,504.28
  6. Step 6: Final answer
    x = 6,403,995.68

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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.