Home / 10,102,012.29-13,941,083.48-5,518,628.91

Finding the Fourth Proportional to 10,102,012.29, 13,941,083.48 and 5,518,628.91

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Solution

The fourth proportional to 10,102,012.29, 13,941,083.48 and 5,518,628.91 is: 7,615,875.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102,012.29 : 13,941,083.48 = 5,518,628.91 : x
  2. Step 2: Convert to fraction form
    10,102,012.29/13,941,083.48 = 5,518,628.91/x
  3. Step 3: Cross multiply
    10,102,012.29x = 13,941,083.48 × 5,518,628.91
  4. Step 4: Simplify right side
    10,102,012.29x = 76,935,666,301,858.27
  5. Step 5: Solve for x
    x = 76,935,666,301,858.27/10,102,012.29
  6. Step 6: Final answer
    x = 7,615,875.34

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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.