Home / 35,655,388.02-53,467,507.98-12,618,666.36

Finding the Fourth Proportional to 35,655,388.02, 53,467,507.98 and 12,618,666.36

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Solution

The fourth proportional to 35,655,388.02, 53,467,507.98 and 12,618,666.36 is: 18,922,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,655,388.02 : 53,467,507.98 = 12,618,666.36 : x
  2. Step 2: Convert to fraction form
    35,655,388.02/53,467,507.98 = 12,618,666.36/x
  3. Step 3: Cross multiply
    35,655,388.02x = 53,467,507.98 × 12,618,666.36
  4. Step 4: Simplify right side
    35,655,388.02x = 674,688,644,300,257.50
  5. Step 5: Solve for x
    x = 674,688,644,300,257.50/35,655,388.02
  6. Step 6: Final answer
    x = 18,922,487.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.