Home / 36,894,006.28-50,909,862.18-21,421,068.76

Finding the Fourth Proportional to 36,894,006.28, 50,909,862.18 and 21,421,068.76

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Solution

The fourth proportional to 36,894,006.28, 50,909,862.18 and 21,421,068.76 is: 29,558,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,894,006.28 : 50,909,862.18 = 21,421,068.76 : x
  2. Step 2: Convert to fraction form
    36,894,006.28/50,909,862.18 = 21,421,068.76/x
  3. Step 3: Cross multiply
    36,894,006.28x = 50,909,862.18 × 21,421,068.76
  4. Step 4: Simplify right side
    36,894,006.28x = 1,090,543,658,319,903.62
  5. Step 5: Solve for x
    x = 1,090,543,658,319,903.62/36,894,006.28
  6. Step 6: Final answer
    x = 29,558,829.96

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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.