Home / 12,097,293.60-18,145,940.40-8,507,114.40

Finding the Fourth Proportional to 12,097,293.60, 18,145,940.40 and 8,507,114.40

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Solution

The fourth proportional to 12,097,293.60, 18,145,940.40 and 8,507,114.40 is: 12,760,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,293.60 : 18,145,940.40 = 8,507,114.40 : x
  2. Step 2: Convert to fraction form
    12,097,293.60/18,145,940.40 = 8,507,114.40/x
  3. Step 3: Cross multiply
    12,097,293.60x = 18,145,940.40 × 8,507,114.40
  4. Step 4: Simplify right side
    12,097,293.60x = 154,369,590,878,381.75
  5. Step 5: Solve for x
    x = 154,369,590,878,381.75/12,097,293.60
  6. Step 6: Final answer
    x = 12,760,671.60

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1.5x scale

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.