Home / 12,231,008.48-16,878,802.56-6,724,477.10

Finding the Fourth Proportional to 12,231,008.48, 16,878,802.56 and 6,724,477.10

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Solution

The fourth proportional to 12,231,008.48, 16,878,802.56 and 6,724,477.10 is: 9,279,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,008.48 : 16,878,802.56 = 6,724,477.10 : x
  2. Step 2: Convert to fraction form
    12,231,008.48/16,878,802.56 = 6,724,477.10/x
  3. Step 3: Cross multiply
    12,231,008.48x = 16,878,802.56 × 6,724,477.10
  4. Step 4: Simplify right side
    12,231,008.48x = 113,501,121,290,141.36
  5. Step 5: Solve for x
    x = 113,501,121,290,141.36/12,231,008.48
  6. Step 6: Final answer
    x = 9,279,784.37

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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.