Home / 52,668,143.86-78,915,944.16-28,049,933

Finding the Fourth Proportional to 52,668,143.86, 78,915,944.16 and 28,049,933

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Solution

The fourth proportional to 52,668,143.86, 78,915,944.16 and 28,049,933 is: 42,028,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,668,143.86 : 78,915,944.16 = 28,049,933 : x
  2. Step 2: Convert to fraction form
    52,668,143.86/78,915,944.16 = 28,049,933/x
  3. Step 3: Cross multiply
    52,668,143.86x = 78,915,944.16 × 28,049,933
  4. Step 4: Simplify right side
    52,668,143.86x = 2,213,586,946,319,741.25
  5. Step 5: Solve for x
    x = 2,213,586,946,319,741.25/52,668,143.86
  6. Step 6: Final answer
    x = 42,028,953.07

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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.