Home / 28,735,643.48-43,103,465.21-25,617,856.28

Finding the Fourth Proportional to 28,735,643.48, 43,103,465.21 and 25,617,856.28

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Solution

The fourth proportional to 28,735,643.48, 43,103,465.21 and 25,617,856.28 is: 38,426,784.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,643.48 : 43,103,465.21 = 25,617,856.28 : x
  2. Step 2: Convert to fraction form
    28,735,643.48/43,103,465.21 = 25,617,856.28/x
  3. Step 3: Cross multiply
    28,735,643.48x = 43,103,465.21 × 25,617,856.28
  4. Step 4: Simplify right side
    28,735,643.48x = 1,104,218,376,768,287.25
  5. Step 5: Solve for x
    x = 1,104,218,376,768,287.25/28,735,643.48
  6. Step 6: Final answer
    x = 38,426,784.41

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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.