Home / 53,255,632.94-79,816,763.83-28,602,976.76

Finding the Fourth Proportional to 53,255,632.94, 79,816,763.83 and 28,602,976.76

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Solution

The fourth proportional to 53,255,632.94, 79,816,763.83 and 28,602,976.76 is: 42,868,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255,632.94 : 79,816,763.83 = 28,602,976.76 : x
  2. Step 2: Convert to fraction form
    53,255,632.94/79,816,763.83 = 28,602,976.76/x
  3. Step 3: Cross multiply
    53,255,632.94x = 79,816,763.83 × 28,602,976.76
  4. Step 4: Simplify right side
    53,255,632.94x = 2,282,997,040,887,898.50
  5. Step 5: Solve for x
    x = 2,282,997,040,887,898.50/53,255,632.94
  6. Step 6: Final answer
    x = 42,868,649.10

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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.