Home / 13,364,994.82-18,443,692.86-7,253,423.32

Finding the Fourth Proportional to 13,364,994.82, 18,443,692.86 and 7,253,423.32

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Solution

The fourth proportional to 13,364,994.82, 18,443,692.86 and 7,253,423.32 is: 10,009,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364,994.82 : 18,443,692.86 = 7,253,423.32 : x
  2. Step 2: Convert to fraction form
    13,364,994.82/18,443,692.86 = 7,253,423.32/x
  3. Step 3: Cross multiply
    13,364,994.82x = 18,443,692.86 × 7,253,423.32
  4. Step 4: Simplify right side
    13,364,994.82x = 133,779,911,897,641.50
  5. Step 5: Solve for x
    x = 133,779,911,897,641.50/13,364,994.82
  6. Step 6: Final answer
    x = 10,009,724.19

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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.