Home / 11,243,987.60-16,865,981.40-4,849,782.80

Finding the Fourth Proportional to 11,243,987.60, 16,865,981.40 and 4,849,782.80

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Solution

The fourth proportional to 11,243,987.60, 16,865,981.40 and 4,849,782.80 is: 7,274,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243,987.60 : 16,865,981.40 = 4,849,782.80 : x
  2. Step 2: Convert to fraction form
    11,243,987.60/16,865,981.40 = 4,849,782.80/x
  3. Step 3: Cross multiply
    11,243,987.60x = 16,865,981.40 × 4,849,782.80
  4. Step 4: Simplify right side
    11,243,987.60x = 81,796,346,498,839.91
  5. Step 5: Solve for x
    x = 81,796,346,498,839.91/11,243,987.60
  6. Step 6: Final answer
    x = 7,274,674.20

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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.