Home / 14,166,710.70-21,255,314.85-13,641,830.70

Finding the Fourth Proportional to 14,166,710.70, 21,255,314.85 and 13,641,830.70

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Solution

The fourth proportional to 14,166,710.70, 21,255,314.85 and 13,641,830.70 is: 20,467,800.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166,710.70 : 21,255,314.85 = 13,641,830.70 : x
  2. Step 2: Convert to fraction form
    14,166,710.70/21,255,314.85 = 13,641,830.70/x
  3. Step 3: Cross multiply
    14,166,710.70x = 21,255,314.85 × 13,641,830.70
  4. Step 4: Simplify right side
    14,166,710.70x = 289,961,406,658,895.88
  5. Step 5: Solve for x
    x = 289,961,406,658,895.88/14,166,710.70
  6. Step 6: Final answer
    x = 20,467,800.38

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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.