Home / 21,185,741.76-31,798,096.20-16,424,030.40

Finding the Fourth Proportional to 21,185,741.76, 31,798,096.20 and 16,424,030.40

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Solution

The fourth proportional to 21,185,741.76, 31,798,096.20 and 16,424,030.40 is: 24,651,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,185,741.76 : 31,798,096.20 = 16,424,030.40 : x
  2. Step 2: Convert to fraction form
    21,185,741.76/31,798,096.20 = 16,424,030.40/x
  3. Step 3: Cross multiply
    21,185,741.76x = 31,798,096.20 × 16,424,030.40
  4. Step 4: Simplify right side
    21,185,741.76x = 522,252,898,650,924.50
  5. Step 5: Solve for x
    x = 522,252,898,650,924.50/21,185,741.76
  6. Step 6: Final answer
    x = 24,651,150.03

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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.