Home / 15,569,109.40-23,355,896.10-4,787,315.80

Finding the Fourth Proportional to 15,569,109.40, 23,355,896.10 and 4,787,315.80

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Solution

The fourth proportional to 15,569,109.40, 23,355,896.10 and 4,787,315.80 is: 7,181,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,569,109.40 : 23,355,896.10 = 4,787,315.80 : x
  2. Step 2: Convert to fraction form
    15,569,109.40/23,355,896.10 = 4,787,315.80/x
  3. Step 3: Cross multiply
    15,569,109.40x = 23,355,896.10 × 4,787,315.80
  4. Step 4: Simplify right side
    15,569,109.40x = 111,812,050,422,688.38
  5. Step 5: Solve for x
    x = 111,812,050,422,688.38/15,569,109.40
  6. Step 6: Final answer
    x = 7,181,660.01

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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.