Home / 38,341,528.74-52,915,850.02-21,596,819.40

Finding the Fourth Proportional to 38,341,528.74, 52,915,850.02 and 21,596,819.40

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Solution

The fourth proportional to 38,341,528.74, 52,915,850.02 and 21,596,819.40 is: 29,806,168.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341,528.74 : 52,915,850.02 = 21,596,819.40 : x
  2. Step 2: Convert to fraction form
    38,341,528.74/52,915,850.02 = 21,596,819.40/x
  3. Step 3: Cross multiply
    38,341,528.74x = 52,915,850.02 × 21,596,819.40
  4. Step 4: Simplify right side
    38,341,528.74x = 1,142,814,055,960,855
  5. Step 5: Solve for x
    x = 1,142,814,055,960,855/38,341,528.74
  6. Step 6: Final answer
    x = 29,806,168.24

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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.