Home / 52,668,141.86-78,915,941.16-28,049,931

Finding the Fourth Proportional to 52,668,141.86, 78,915,941.16 and 28,049,931

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Solution

The fourth proportional to 52,668,141.86, 78,915,941.16 and 28,049,931 is: 42,028,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,668,141.86 : 78,915,941.16 = 28,049,931 : x
  2. Step 2: Convert to fraction form
    52,668,141.86/78,915,941.16 = 28,049,931/x
  3. Step 3: Cross multiply
    52,668,141.86x = 78,915,941.16 × 28,049,931
  4. Step 4: Simplify right side
    52,668,141.86x = 2,213,586,704,338,059.75
  5. Step 5: Solve for x
    x = 2,213,586,704,338,059.75/52,668,141.86
  6. Step 6: Final answer
    x = 42,028,950.07

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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.