Home / 12,802,963.16-19,209,635.40-5,610,707.48

Finding the Fourth Proportional to 12,802,963.16, 19,209,635.40 and 5,610,707.48

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Solution

The fourth proportional to 12,802,963.16, 19,209,635.40 and 5,610,707.48 is: 8,418,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802,963.16 : 19,209,635.40 = 5,610,707.48 : x
  2. Step 2: Convert to fraction form
    12,802,963.16/19,209,635.40 = 5,610,707.48/x
  3. Step 3: Cross multiply
    12,802,963.16x = 19,209,635.40 × 5,610,707.48
  4. Step 4: Simplify right side
    12,802,963.16x = 107,779,645,026,852.80
  5. Step 5: Solve for x
    x = 107,779,645,026,852.80/12,802,963.16
  6. Step 6: Final answer
    x = 8,418,335.95

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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.