Home / 25,685,214.57-38,523,720.63-7,485,152.55

Finding the Fourth Proportional to 25,685,214.57, 38,523,720.63 and 7,485,152.55

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Solution

The fourth proportional to 25,685,214.57, 38,523,720.63 and 7,485,152.55 is: 11,226,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,685,214.57 : 38,523,720.63 = 7,485,152.55 : x
  2. Step 2: Convert to fraction form
    25,685,214.57/38,523,720.63 = 7,485,152.55/x
  3. Step 3: Cross multiply
    25,685,214.57x = 38,523,720.63 × 7,485,152.55
  4. Step 4: Simplify right side
    25,685,214.57x = 288,355,925,709,132.12
  5. Step 5: Solve for x
    x = 288,355,925,709,132.12/25,685,214.57
  6. Step 6: Final answer
    x = 11,226,533.65

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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.