Home / 15,764,578.40-23,657,365.20-7,240,527.20

Finding the Fourth Proportional to 15,764,578.40, 23,657,365.20 and 7,240,527.20

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Solution

The fourth proportional to 15,764,578.40, 23,657,365.20 and 7,240,527.20 is: 10,865,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764,578.40 : 23,657,365.20 = 7,240,527.20 : x
  2. Step 2: Convert to fraction form
    15,764,578.40/23,657,365.20 = 7,240,527.20/x
  3. Step 3: Cross multiply
    15,764,578.40x = 23,657,365.20 × 7,240,527.20
  4. Step 4: Simplify right side
    15,764,578.40x = 171,291,796,210,933.44
  5. Step 5: Solve for x
    x = 171,291,796,210,933.44/15,764,578.40
  6. Step 6: Final answer
    x = 10,865,612.25

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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.