Home / 12,404,901.51-17,118,966.08-6,823,368.59

Finding the Fourth Proportional to 12,404,901.51, 17,118,966.08 and 6,823,368.59

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Solution

The fourth proportional to 12,404,901.51, 17,118,966.08 and 6,823,368.59 is: 9,416,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,901.51 : 17,118,966.08 = 6,823,368.59 : x
  2. Step 2: Convert to fraction form
    12,404,901.51/17,118,966.08 = 6,823,368.59/x
  3. Step 3: Cross multiply
    12,404,901.51x = 17,118,966.08 × 6,823,368.59
  4. Step 4: Simplify right side
    12,404,901.51x = 116,809,015,409,430.58
  5. Step 5: Solve for x
    x = 116,809,015,409,430.58/12,404,901.51
  6. Step 6: Final answer
    x = 9,416,359.76

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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.