Home / 12,069,915.32-16,656,798.81-6,563,612.21

Finding the Fourth Proportional to 12,069,915.32, 16,656,798.81 and 6,563,612.21

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Solution

The fourth proportional to 12,069,915.32, 16,656,798.81 and 6,563,612.21 is: 9,057,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,915.32 : 16,656,798.81 = 6,563,612.21 : x
  2. Step 2: Convert to fraction form
    12,069,915.32/16,656,798.81 = 6,563,612.21/x
  3. Step 3: Cross multiply
    12,069,915.32x = 16,656,798.81 × 6,563,612.21
  4. Step 4: Simplify right side
    12,069,915.32x = 109,328,768,000,085.95
  5. Step 5: Solve for x
    x = 109,328,768,000,085.95/12,069,915.32
  6. Step 6: Final answer
    x = 9,057,956.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.