Home / 30,590,276.40-45,892,327.55-10,119,947.63

Finding the Fourth Proportional to 30,590,276.40, 45,892,327.55 and 10,119,947.63

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Solution

The fourth proportional to 30,590,276.40, 45,892,327.55 and 10,119,947.63 is: 15,182,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,590,276.40 : 45,892,327.55 = 10,119,947.63 : x
  2. Step 2: Convert to fraction form
    30,590,276.40/45,892,327.55 = 10,119,947.63/x
  3. Step 3: Cross multiply
    30,590,276.40x = 45,892,327.55 × 10,119,947.63
  4. Step 4: Simplify right side
    30,590,276.40x = 464,427,951,144,744.88
  5. Step 5: Solve for x
    x = 464,427,951,144,744.88/30,590,276.40
  6. Step 6: Final answer
    x = 15,182,208.39

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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.