Home / 6,434,783.40-8,877,840.56-3,643,525.89

Finding the Fourth Proportional to 6,434,783.40, 8,877,840.56 and 3,643,525.89

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Solution

The fourth proportional to 6,434,783.40, 8,877,840.56 and 3,643,525.89 is: 5,026,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,783.40 : 8,877,840.56 = 3,643,525.89 : x
  2. Step 2: Convert to fraction form
    6,434,783.40/8,877,840.56 = 3,643,525.89/x
  3. Step 3: Cross multiply
    6,434,783.40x = 8,877,840.56 × 3,643,525.89
  4. Step 4: Simplify right side
    6,434,783.40x = 32,346,641,927,652.10
  5. Step 5: Solve for x
    x = 32,346,641,927,652.10/6,434,783.40
  6. Step 6: Final answer
    x = 5,026,842.38

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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.