Home / 13,793,302.88-19,035,348.54-7,681,731.38

Finding the Fourth Proportional to 13,793,302.88, 19,035,348.54 and 7,681,731.38

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Solution

The fourth proportional to 13,793,302.88, 19,035,348.54 and 7,681,731.38 is: 10,601,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793,302.88 : 19,035,348.54 = 7,681,731.38 : x
  2. Step 2: Convert to fraction form
    13,793,302.88/19,035,348.54 = 7,681,731.38/x
  3. Step 3: Cross multiply
    13,793,302.88x = 19,035,348.54 × 7,681,731.38
  4. Step 4: Simplify right side
    13,793,302.88x = 146,224,434,208,955.19
  5. Step 5: Solve for x
    x = 146,224,434,208,955.19/13,793,302.88
  6. Step 6: Final answer
    x = 10,601,118.20

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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.