Home / 8,989,893.63-12,403,017.52-5,119,674.55

Finding the Fourth Proportional to 8,989,893.63, 12,403,017.52 and 5,119,674.55

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Solution

The fourth proportional to 8,989,893.63, 12,403,017.52 and 5,119,674.55 is: 7,063,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,893.63 : 12,403,017.52 = 5,119,674.55 : x
  2. Step 2: Convert to fraction form
    8,989,893.63/12,403,017.52 = 5,119,674.55/x
  3. Step 3: Cross multiply
    8,989,893.63x = 12,403,017.52 × 5,119,674.55
  4. Step 4: Simplify right side
    8,989,893.63x = 63,499,413,096,541.39
  5. Step 5: Solve for x
    x = 63,499,413,096,541.39/8,989,893.63
  6. Step 6: Final answer
    x = 7,063,422.07

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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.