Home / 21,062,710.40-31,546,826.40-17,283,574.40

Finding the Fourth Proportional to 21,062,710.40, 31,546,826.40 and 17,283,574.40

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Solution

The fourth proportional to 21,062,710.40, 31,546,826.40 and 17,283,574.40 is: 25,886,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062,710.40 : 31,546,826.40 = 17,283,574.40 : x
  2. Step 2: Convert to fraction form
    21,062,710.40/31,546,826.40 = 17,283,574.40/x
  3. Step 3: Cross multiply
    21,062,710.40x = 31,546,826.40 × 17,283,574.40
  4. Step 4: Simplify right side
    21,062,710.40x = 545,241,921,168,284.06
  5. Step 5: Solve for x
    x = 545,241,921,168,284.06/21,062,710.40
  6. Step 6: Final answer
    x = 25,886,598.20

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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.