Home / 7,779,866.19-11,640,897.40-4,887,692.19

Finding the Fourth Proportional to 7,779,866.19, 11,640,897.40 and 4,887,692.19

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Solution

The fourth proportional to 7,779,866.19, 11,640,897.40 and 4,887,692.19 is: 7,313,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779,866.19 : 11,640,897.40 = 4,887,692.19 : x
  2. Step 2: Convert to fraction form
    7,779,866.19/11,640,897.40 = 4,887,692.19/x
  3. Step 3: Cross multiply
    7,779,866.19x = 11,640,897.40 × 4,887,692.19
  4. Step 4: Simplify right side
    7,779,866.19x = 56,897,123,303,516.50
  5. Step 5: Solve for x
    x = 56,897,123,303,516.50/7,779,866.19
  6. Step 6: Final answer
    x = 7,313,380.71

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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.