Home / 20,064,741.10-30,097,111.65-4,918,672.60

Finding the Fourth Proportional to 20,064,741.10, 30,097,111.65 and 4,918,672.60

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Solution

The fourth proportional to 20,064,741.10, 30,097,111.65 and 4,918,672.60 is: 7,378,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,741.10 : 30,097,111.65 = 4,918,672.60 : x
  2. Step 2: Convert to fraction form
    20,064,741.10/30,097,111.65 = 4,918,672.60/x
  3. Step 3: Cross multiply
    20,064,741.10x = 30,097,111.65 × 4,918,672.60
  4. Step 4: Simplify right side
    20,064,741.10x = 148,037,838,411,995.78
  5. Step 5: Solve for x
    x = 148,037,838,411,995.78/20,064,741.10
  6. Step 6: Final answer
    x = 7,378,008.90

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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.