Home / 14,039,715.30-21,024,143.55-11,205,363.30

Finding the Fourth Proportional to 14,039,715.30, 21,024,143.55 and 11,205,363.30

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Solution

The fourth proportional to 14,039,715.30, 21,024,143.55 and 11,205,363.30 is: 16,779,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039,715.30 : 21,024,143.55 = 11,205,363.30 : x
  2. Step 2: Convert to fraction form
    14,039,715.30/21,024,143.55 = 11,205,363.30/x
  3. Step 3: Cross multiply
    14,039,715.30x = 21,024,143.55 × 11,205,363.30
  4. Step 4: Simplify right side
    14,039,715.30x = 235,583,166,549,101.75
  5. Step 5: Solve for x
    x = 235,583,166,549,101.75/14,039,715.30
  6. Step 6: Final answer
    x = 16,779,768.07

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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.