Home / 12,114,015.69-16,717,538.76-6,607,389.15

Finding the Fourth Proportional to 12,114,015.69, 16,717,538.76 and 6,607,389.15

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Solution

The fourth proportional to 12,114,015.69, 16,717,538.76 and 6,607,389.15 is: 9,118,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114,015.69 : 16,717,538.76 = 6,607,389.15 : x
  2. Step 2: Convert to fraction form
    12,114,015.69/16,717,538.76 = 6,607,389.15/x
  3. Step 3: Cross multiply
    12,114,015.69x = 16,717,538.76 × 6,607,389.15
  4. Step 4: Simplify right side
    12,114,015.69x = 110,459,284,133,940.75
  5. Step 5: Solve for x
    x = 110,459,284,133,940.75/12,114,015.69
  6. Step 6: Final answer
    x = 9,118,304.53

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1.5x scale

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.