Home / 28,646,595.04-39,456,994.32-22,018,507.60

Finding the Fourth Proportional to 28,646,595.04, 39,456,994.32 and 22,018,507.60

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Solution

The fourth proportional to 28,646,595.04, 39,456,994.32 and 22,018,507.60 is: 30,327,657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,646,595.04 : 39,456,994.32 = 22,018,507.60 : x
  2. Step 2: Convert to fraction form
    28,646,595.04/39,456,994.32 = 22,018,507.60/x
  3. Step 3: Cross multiply
    28,646,595.04x = 39,456,994.32 × 22,018,507.60
  4. Step 4: Simplify right side
    28,646,595.04x = 868,784,129,308,076.88
  5. Step 5: Solve for x
    x = 868,784,129,308,076.88/28,646,595.04
  6. Step 6: Final answer
    x = 30,327,657.72

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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.