Home / 10,692,023.40-16,038,035.10-4,720,055.40

Finding the Fourth Proportional to 10,692,023.40, 16,038,035.10 and 4,720,055.40

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Solution

The fourth proportional to 10,692,023.40, 16,038,035.10 and 4,720,055.40 is: 7,080,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,023.40 : 16,038,035.10 = 4,720,055.40 : x
  2. Step 2: Convert to fraction form
    10,692,023.40/16,038,035.10 = 4,720,055.40/x
  3. Step 3: Cross multiply
    10,692,023.40x = 16,038,035.10 × 4,720,055.40
  4. Step 4: Simplify right side
    10,692,023.40x = 75,700,414,179,144.55
  5. Step 5: Solve for x
    x = 75,700,414,179,144.55/10,692,023.40
  6. Step 6: Final answer
    x = 7,080,083.10

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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.