Home / 30,502,152.92-42,092,818.07-16,563,383.52

Finding the Fourth Proportional to 30,502,152.92, 42,092,818.07 and 16,563,383.52

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Solution

The fourth proportional to 30,502,152.92, 42,092,818.07 and 16,563,383.52 is: 22,857,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502,152.92 : 42,092,818.07 = 16,563,383.52 : x
  2. Step 2: Convert to fraction form
    30,502,152.92/42,092,818.07 = 16,563,383.52/x
  3. Step 3: Cross multiply
    30,502,152.92x = 42,092,818.07 × 16,563,383.52
  4. Step 4: Simplify right side
    30,502,152.92x = 697,199,489,048,179.25
  5. Step 5: Solve for x
    x = 697,199,489,048,179.25/30,502,152.92
  6. Step 6: Final answer
    x = 22,857,386.20

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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.