Home / 19,932,032.80-29,848,282.80-13,163,802.40

Finding the Fourth Proportional to 19,932,032.80, 29,848,282.80 and 13,163,802.40

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Solution

The fourth proportional to 19,932,032.80, 29,848,282.80 and 13,163,802.40 is: 19,712,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,032.80 : 29,848,282.80 = 13,163,802.40 : x
  2. Step 2: Convert to fraction form
    19,932,032.80/29,848,282.80 = 13,163,802.40/x
  3. Step 3: Cross multiply
    19,932,032.80x = 29,848,282.80 × 13,163,802.40
  4. Step 4: Simplify right side
    19,932,032.80x = 392,916,896,758,518.75
  5. Step 5: Solve for x
    x = 392,916,896,758,518.75/19,932,032.80
  6. Step 6: Final answer
    x = 19,712,836.15

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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.