Home / 12,284,628.45-16,953,300-6,778,360.50

Finding the Fourth Proportional to 12,284,628.45, 16,953,300 and 6,778,360.50

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Solution

The fourth proportional to 12,284,628.45, 16,953,300 and 6,778,360.50 is: 9,354,420.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284,628.45 : 16,953,300 = 6,778,360.50 : x
  2. Step 2: Convert to fraction form
    12,284,628.45/16,953,300 = 6,778,360.50/x
  3. Step 3: Cross multiply
    12,284,628.45x = 16,953,300 × 6,778,360.50
  4. Step 4: Simplify right side
    12,284,628.45x = 114,915,579,064,650
  5. Step 5: Solve for x
    x = 114,915,579,064,650/12,284,628.45
  6. Step 6: Final answer
    x = 9,354,420.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.