Home / 12,308,802.26-18,446,699.64-9,579,645.20

Finding the Fourth Proportional to 12,308,802.26, 18,446,699.64 and 9,579,645.20

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Solution

The fourth proportional to 12,308,802.26, 18,446,699.64 and 9,579,645.20 is: 14,356,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,802.26 : 18,446,699.64 = 9,579,645.20 : x
  2. Step 2: Convert to fraction form
    12,308,802.26/18,446,699.64 = 9,579,645.20/x
  3. Step 3: Cross multiply
    12,308,802.26x = 18,446,699.64 × 9,579,645.20
  4. Step 4: Simplify right side
    12,308,802.26x = 176,712,837,708,284.50
  5. Step 5: Solve for x
    x = 176,712,837,708,284.50/12,308,802.26
  6. Step 6: Final answer
    x = 14,356,623.33

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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.