Home / 21,523,657.68-32,285,603.28-6,377,720.40

Finding the Fourth Proportional to 21,523,657.68, 32,285,603.28 and 6,377,720.40

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Solution

The fourth proportional to 21,523,657.68, 32,285,603.28 and 6,377,720.40 is: 9,566,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523,657.68 : 32,285,603.28 = 6,377,720.40 : x
  2. Step 2: Convert to fraction form
    21,523,657.68/32,285,603.28 = 6,377,720.40/x
  3. Step 3: Cross multiply
    21,523,657.68x = 32,285,603.28 × 6,377,720.40
  4. Step 4: Simplify right side
    21,523,657.68x = 205,908,550,665,162.94
  5. Step 5: Solve for x
    x = 205,908,550,665,162.94/21,523,657.68
  6. Step 6: Final answer
    x = 9,566,615.20

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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.