Home / 19,520,342.16-26,938,074.69-10,819,076.51

Finding the Fourth Proportional to 19,520,342.16, 26,938,074.69 and 10,819,076.51

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Solution

The fourth proportional to 19,520,342.16, 26,938,074.69 and 10,819,076.51 is: 14,930,326.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,342.16 : 26,938,074.69 = 10,819,076.51 : x
  2. Step 2: Convert to fraction form
    19,520,342.16/26,938,074.69 = 10,819,076.51/x
  3. Step 3: Cross multiply
    19,520,342.16x = 26,938,074.69 × 10,819,076.51
  4. Step 4: Simplify right side
    19,520,342.16x = 291,445,090,968,514.19
  5. Step 5: Solve for x
    x = 291,445,090,968,514.19/19,520,342.16
  6. Step 6: Final answer
    x = 14,930,326.97

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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.