Home / 10,739,021.48-16,100,486.30-6,478,196.52

Finding the Fourth Proportional to 10,739,021.48, 16,100,486.30 and 6,478,196.52

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Solution

The fourth proportional to 10,739,021.48, 16,100,486.30 and 6,478,196.52 is: 9,712,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739,021.48 : 16,100,486.30 = 6,478,196.52 : x
  2. Step 2: Convert to fraction form
    10,739,021.48/16,100,486.30 = 6,478,196.52/x
  3. Step 3: Cross multiply
    10,739,021.48x = 16,100,486.30 × 6,478,196.52
  4. Step 4: Simplify right side
    10,739,021.48x = 104,302,114,318,967.67
  5. Step 5: Solve for x
    x = 104,302,114,318,967.67/10,739,021.48
  6. Step 6: Final answer
    x = 9,712,441.17

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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.