Home / 15,439,564.80-23,159,406.72-6,457,816.32

Finding the Fourth Proportional to 15,439,564.80, 23,159,406.72 and 6,457,816.32

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Solution

The fourth proportional to 15,439,564.80, 23,159,406.72 and 6,457,816.32 is: 9,686,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439,564.80 : 23,159,406.72 = 6,457,816.32 : x
  2. Step 2: Convert to fraction form
    15,439,564.80/23,159,406.72 = 6,457,816.32/x
  3. Step 3: Cross multiply
    15,439,564.80x = 23,159,406.72 × 6,457,816.32
  4. Step 4: Simplify right side
    15,439,564.80x = 149,559,194,677,933.66
  5. Step 5: Solve for x
    x = 149,559,194,677,933.66/15,439,564.80
  6. Step 6: Final answer
    x = 9,686,749.38

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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.