Home / 12,197,268.55-16,832,758.40-7,301,543.30

Finding the Fourth Proportional to 12,197,268.55, 16,832,758.40 and 7,301,543.30

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Solution

The fourth proportional to 12,197,268.55, 16,832,758.40 and 7,301,543.30 is: 10,076,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197,268.55 : 16,832,758.40 = 7,301,543.30 : x
  2. Step 2: Convert to fraction form
    12,197,268.55/16,832,758.40 = 7,301,543.30/x
  3. Step 3: Cross multiply
    12,197,268.55x = 16,832,758.40 × 7,301,543.30
  4. Step 4: Simplify right side
    12,197,268.55x = 122,905,114,316,038.70
  5. Step 5: Solve for x
    x = 122,905,114,316,038.70/12,197,268.55
  6. Step 6: Final answer
    x = 10,076,445.71

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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.