Home / 13,376,090.66-18,460,143.54-7,575,904.22

Finding the Fourth Proportional to 13,376,090.66, 18,460,143.54 and 7,575,904.22

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Solution

The fourth proportional to 13,376,090.66, 18,460,143.54 and 7,575,904.22 is: 10,455,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,090.66 : 18,460,143.54 = 7,575,904.22 : x
  2. Step 2: Convert to fraction form
    13,376,090.66/18,460,143.54 = 7,575,904.22/x
  3. Step 3: Cross multiply
    13,376,090.66x = 18,460,143.54 × 7,575,904.22
  4. Step 4: Simplify right side
    13,376,090.66x = 139,852,279,346,491.73
  5. Step 5: Solve for x
    x = 139,852,279,346,491.73/13,376,090.66
  6. Step 6: Final answer
    x = 10,455,392.60

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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.