Home / 38,341,532.86-52,915,855.71-21,596,823.52

Finding the Fourth Proportional to 38,341,532.86, 52,915,855.71 and 21,596,823.52

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Solution

The fourth proportional to 38,341,532.86, 52,915,855.71 and 21,596,823.52 is: 29,806,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341,532.86 : 52,915,855.71 = 21,596,823.52 : x
  2. Step 2: Convert to fraction form
    38,341,532.86/52,915,855.71 = 21,596,823.52/x
  3. Step 3: Cross multiply
    38,341,532.86x = 52,915,855.71 × 21,596,823.52
  4. Step 4: Simplify right side
    38,341,532.86x = 1,142,814,397,178,654.25
  5. Step 5: Solve for x
    x = 1,142,814,397,178,654.25/38,341,532.86
  6. Step 6: Final answer
    x = 29,806,173.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.