Home / 7,977,774.04-11,010,194.94-4,921,909.72

Finding the Fourth Proportional to 7,977,774.04, 11,010,194.94 and 4,921,909.72

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Solution

The fourth proportional to 7,977,774.04, 11,010,194.94 and 4,921,909.72 is: 6,792,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977,774.04 : 11,010,194.94 = 4,921,909.72 : x
  2. Step 2: Convert to fraction form
    7,977,774.04/11,010,194.94 = 4,921,909.72/x
  3. Step 3: Cross multiply
    7,977,774.04x = 11,010,194.94 × 4,921,909.72
  4. Step 4: Simplify right side
    7,977,774.04x = 54,191,185,494,280.81
  5. Step 5: Solve for x
    x = 54,191,185,494,280.81/7,977,774.04
  6. Step 6: Final answer
    x = 6,792,770.17

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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.