Home / 30,761,263.20-46,092,128.40-19,381,346.40

Finding the Fourth Proportional to 30,761,263.20, 46,092,128.40 and 19,381,346.40

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Solution

The fourth proportional to 30,761,263.20, 46,092,128.40 and 19,381,346.40 is: 29,040,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,761,263.20 : 46,092,128.40 = 19,381,346.40 : x
  2. Step 2: Convert to fraction form
    30,761,263.20/46,092,128.40 = 19,381,346.40/x
  3. Step 3: Cross multiply
    30,761,263.20x = 46,092,128.40 × 19,381,346.40
  4. Step 4: Simplify right side
    30,761,263.20x = 893,327,506,833,677.62
  5. Step 5: Solve for x
    x = 893,327,506,833,677.62/30,761,263.20
  6. Step 6: Final answer
    x = 29,040,663.94

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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.