Home / 21,957,985.72-30,264,188.46-14,602,673.08

Finding the Fourth Proportional to 21,957,985.72, 30,264,188.46 and 14,602,673.08

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Solution

The fourth proportional to 21,957,985.72, 30,264,188.46 and 14,602,673.08 is: 20,126,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,957,985.72 : 30,264,188.46 = 14,602,673.08 : x
  2. Step 2: Convert to fraction form
    21,957,985.72/30,264,188.46 = 14,602,673.08/x
  3. Step 3: Cross multiply
    21,957,985.72x = 30,264,188.46 × 14,602,673.08
  4. Step 4: Simplify right side
    21,957,985.72x = 441,938,050,112,888.69
  5. Step 5: Solve for x
    x = 441,938,050,112,888.69/21,957,985.72
  6. Step 6: Final answer
    x = 20,126,529.63

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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.