Home / 14,881,613.76-20,538,871.02-9,083,756.52

Finding the Fourth Proportional to 14,881,613.76, 20,538,871.02 and 9,083,756.52

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Solution

The fourth proportional to 14,881,613.76, 20,538,871.02 and 9,083,756.52 is: 12,536,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881,613.76 : 20,538,871.02 = 9,083,756.52 : x
  2. Step 2: Convert to fraction form
    14,881,613.76/20,538,871.02 = 9,083,756.52/x
  3. Step 3: Cross multiply
    14,881,613.76x = 20,538,871.02 × 9,083,756.52
  4. Step 4: Simplify right side
    14,881,613.76x = 186,570,103,541,364.03
  5. Step 5: Solve for x
    x = 186,570,103,541,364.03/14,881,613.76
  6. Step 6: Final answer
    x = 12,536,953.76

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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.