Home / 21,932,428.64-32,905,991.28-7,565,413.28

Finding the Fourth Proportional to 21,932,428.64, 32,905,991.28 and 7,565,413.28

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Solution

The fourth proportional to 21,932,428.64, 32,905,991.28 and 7,565,413.28 is: 11,350,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932,428.64 : 32,905,991.28 = 7,565,413.28 : x
  2. Step 2: Convert to fraction form
    21,932,428.64/32,905,991.28 = 7,565,413.28/x
  3. Step 3: Cross multiply
    21,932,428.64x = 32,905,991.28 × 7,565,413.28
  4. Step 4: Simplify right side
    21,932,428.64x = 248,947,423,421,276.22
  5. Step 5: Solve for x
    x = 248,947,423,421,276.22/21,932,428.64
  6. Step 6: Final answer
    x = 11,350,654.66

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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.