Home / 22,355,946.70-33,533,920.05-15,553,501.90

Finding the Fourth Proportional to 22,355,946.70, 33,533,920.05 and 15,553,501.90

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Solution

The fourth proportional to 22,355,946.70, 33,533,920.05 and 15,553,501.90 is: 23,330,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355,946.70 : 33,533,920.05 = 15,553,501.90 : x
  2. Step 2: Convert to fraction form
    22,355,946.70/33,533,920.05 = 15,553,501.90/x
  3. Step 3: Cross multiply
    22,355,946.70x = 33,533,920.05 × 15,553,501.90
  4. Step 4: Simplify right side
    22,355,946.70x = 521,569,889,212,123.12
  5. Step 5: Solve for x
    x = 521,569,889,212,123.12/22,355,946.70
  6. Step 6: Final answer
    x = 23,330,252.85

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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.