Home / 64,987,548.90-89,671,060.17-41,777,355.30

Finding the Fourth Proportional to 64,987,548.90, 89,671,060.17 and 41,777,355.30

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Solution

The fourth proportional to 64,987,548.90, 89,671,060.17 and 41,777,355.30 is: 57,645,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,987,548.90 : 89,671,060.17 = 41,777,355.30 : x
  2. Step 2: Convert to fraction form
    64,987,548.90/89,671,060.17 = 41,777,355.30/x
  3. Step 3: Cross multiply
    64,987,548.90x = 89,671,060.17 × 41,777,355.30
  4. Step 4: Simplify right side
    64,987,548.90x = 3,746,219,740,849,768
  5. Step 5: Solve for x
    x = 3,746,219,740,849,768/64,987,548.90
  6. Step 6: Final answer
    x = 57,645,192.11

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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.