Home / 19,772,678.54-29,662,216.89-6,122,616.86

Finding the Fourth Proportional to 19,772,678.54, 29,662,216.89 and 6,122,616.86

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Solution

The fourth proportional to 19,772,678.54, 29,662,216.89 and 6,122,616.86 is: 9,184,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772,678.54 : 29,662,216.89 = 6,122,616.86 : x
  2. Step 2: Convert to fraction form
    19,772,678.54/29,662,216.89 = 6,122,616.86/x
  3. Step 3: Cross multiply
    19,772,678.54x = 29,662,216.89 × 6,122,616.86
  4. Step 4: Simplify right side
    19,772,678.54x = 181,610,389,235,690.78
  5. Step 5: Solve for x
    x = 181,610,389,235,690.78/19,772,678.54
  6. Step 6: Final answer
    x = 9,184,915.89

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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.