Home / 15,044,064-20,760,808.32-8,605,536

Finding the Fourth Proportional to 15,044,064, 20,760,808.32 and 8,605,536

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Solution

The fourth proportional to 15,044,064, 20,760,808.32 and 8,605,536 is: 11,875,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044,064 : 20,760,808.32 = 8,605,536 : x
  2. Step 2: Convert to fraction form
    15,044,064/20,760,808.32 = 8,605,536/x
  3. Step 3: Cross multiply
    15,044,064x = 20,760,808.32 × 8,605,536
  4. Step 4: Simplify right side
    15,044,064x = 178,657,883,386,859.53
  5. Step 5: Solve for x
    x = 178,657,883,386,859.53/15,044,064
  6. Step 6: Final answer
    x = 11,875,639.68

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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.