Home / 14,563,923.40-21,852,008.70-7,824,464.20

Finding the Fourth Proportional to 14,563,923.40, 21,852,008.70 and 7,824,464.20

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Solution

The fourth proportional to 14,563,923.40, 21,852,008.70 and 7,824,464.20 is: 11,739,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563,923.40 : 21,852,008.70 = 7,824,464.20 : x
  2. Step 2: Convert to fraction form
    14,563,923.40/21,852,008.70 = 7,824,464.20/x
  3. Step 3: Cross multiply
    14,563,923.40x = 21,852,008.70 × 7,824,464.20
  4. Step 4: Simplify right side
    14,563,923.40x = 170,980,259,771,238.53
  5. Step 5: Solve for x
    x = 170,980,259,771,238.53/14,563,923.40
  6. Step 6: Final answer
    x = 11,739,986.20

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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.