Home / 7,972,565.40-11,958,848.10-7,552,661.40

Finding the Fourth Proportional to 7,972,565.40, 11,958,848.10 and 7,552,661.40

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Solution

The fourth proportional to 7,972,565.40, 11,958,848.10 and 7,552,661.40 is: 11,328,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,565.40 : 11,958,848.10 = 7,552,661.40 : x
  2. Step 2: Convert to fraction form
    7,972,565.40/11,958,848.10 = 7,552,661.40/x
  3. Step 3: Cross multiply
    7,972,565.40x = 11,958,848.10 × 7,552,661.40
  4. Step 4: Simplify right side
    7,972,565.40x = 90,321,130,433,333.34
  5. Step 5: Solve for x
    x = 90,321,130,433,333.34/7,972,565.40
  6. Step 6: Final answer
    x = 11,328,992.10

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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.