Home / 8,938,722.94-13,347,296.77-8,433,558.70

Finding the Fourth Proportional to 8,938,722.94, 13,347,296.77 and 8,433,558.70

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Solution

The fourth proportional to 8,938,722.94, 13,347,296.77 and 8,433,558.70 is: 12,592,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938,722.94 : 13,347,296.77 = 8,433,558.70 : x
  2. Step 2: Convert to fraction form
    8,938,722.94/13,347,296.77 = 8,433,558.70/x
  3. Step 3: Cross multiply
    8,938,722.94x = 13,347,296.77 × 8,433,558.70
  4. Step 4: Simplify right side
    8,938,722.94x = 112,565,210,796,115.39
  5. Step 5: Solve for x
    x = 112,565,210,796,115.39/8,938,722.94
  6. Step 6: Final answer
    x = 12,592,985.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.