Home / 8,699,113.50-12,004,784.54-4,779,123.44

Finding the Fourth Proportional to 8,699,113.50, 12,004,784.54 and 4,779,123.44

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Solution

The fourth proportional to 8,699,113.50, 12,004,784.54 and 4,779,123.44 is: 6,595,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699,113.50 : 12,004,784.54 = 4,779,123.44 : x
  2. Step 2: Convert to fraction form
    8,699,113.50/12,004,784.54 = 4,779,123.44/x
  3. Step 3: Cross multiply
    8,699,113.50x = 12,004,784.54 × 4,779,123.44
  4. Step 4: Simplify right side
    8,699,113.50x = 57,372,347,187,263.62
  5. Step 5: Solve for x
    x = 57,372,347,187,263.62/8,699,113.50
  6. Step 6: Final answer
    x = 6,595,194.69

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1.5x scale

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.