Home / 15,259,893.81-22,886,289.67-5,679,784.05

Finding the Fourth Proportional to 15,259,893.81, 22,886,289.67 and 5,679,784.05

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Solution

The fourth proportional to 15,259,893.81, 22,886,289.67 and 5,679,784.05 is: 8,518,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259,893.81 : 22,886,289.67 = 5,679,784.05 : x
  2. Step 2: Convert to fraction form
    15,259,893.81/22,886,289.67 = 5,679,784.05/x
  3. Step 3: Cross multiply
    15,259,893.81x = 22,886,289.67 × 5,679,784.05
  4. Step 4: Simplify right side
    15,259,893.81x = 129,989,183,031,345.77
  5. Step 5: Solve for x
    x = 129,989,183,031,345.77/15,259,893.81
  6. Step 6: Final answer
    x = 8,518,354.36

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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.