Home / 6,434,783.90-8,877,841.25-3,643,526.40

Finding the Fourth Proportional to 6,434,783.90, 8,877,841.25 and 3,643,526.40

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Solution

The fourth proportional to 6,434,783.90, 8,877,841.25 and 3,643,526.40 is: 5,026,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,783.90 : 8,877,841.25 = 3,643,526.40 : x
  2. Step 2: Convert to fraction form
    6,434,783.90/8,877,841.25 = 3,643,526.40/x
  3. Step 3: Cross multiply
    6,434,783.90x = 8,877,841.25 × 3,643,526.40
  4. Step 4: Simplify right side
    6,434,783.90x = 32,346,648,951,166.36
  5. Step 5: Solve for x
    x = 32,346,648,951,166.36/6,434,783.90
  6. Step 6: Final answer
    x = 5,026,843.09

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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.