Home / 64,541,376.15-89,064,836.84-35,172,109.41

Finding the Fourth Proportional to 64,541,376.15, 89,064,836.84 and 35,172,109.41

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Solution

The fourth proportional to 64,541,376.15, 89,064,836.84 and 35,172,109.41 is: 48,536,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,541,376.15 : 89,064,836.84 = 35,172,109.41 : x
  2. Step 2: Convert to fraction form
    64,541,376.15/89,064,836.84 = 35,172,109.41/x
  3. Step 3: Cross multiply
    64,541,376.15x = 89,064,836.84 × 35,172,109.41
  4. Step 4: Simplify right side
    64,541,376.15x = 3,132,598,185,744,417.50
  5. Step 5: Solve for x
    x = 3,132,598,185,744,417.50/64,541,376.15
  6. Step 6: Final answer
    x = 48,536,278.16

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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.