Home / 14,257,487.20-21,386,230.80-8,588,783.20

Finding the Fourth Proportional to 14,257,487.20, 21,386,230.80 and 8,588,783.20

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Solution

The fourth proportional to 14,257,487.20, 21,386,230.80 and 8,588,783.20 is: 12,883,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,487.20 : 21,386,230.80 = 8,588,783.20 : x
  2. Step 2: Convert to fraction form
    14,257,487.20/21,386,230.80 = 8,588,783.20/x
  3. Step 3: Cross multiply
    14,257,487.20x = 21,386,230.80 × 8,588,783.20
  4. Step 4: Simplify right side
    14,257,487.20x = 183,681,699,806,362.56
  5. Step 5: Solve for x
    x = 183,681,699,806,362.56/14,257,487.20
  6. Step 6: Final answer
    x = 12,883,174.80

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1.5x scale

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.