Home / 17,778,356.10-26,667,534.15-12,038,793.30

Finding the Fourth Proportional to 17,778,356.10, 26,667,534.15 and 12,038,793.30

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Solution

The fourth proportional to 17,778,356.10, 26,667,534.15 and 12,038,793.30 is: 18,058,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778,356.10 : 26,667,534.15 = 12,038,793.30 : x
  2. Step 2: Convert to fraction form
    17,778,356.10/26,667,534.15 = 12,038,793.30/x
  3. Step 3: Cross multiply
    17,778,356.10x = 26,667,534.15 × 12,038,793.30
  4. Step 4: Simplify right side
    17,778,356.10x = 321,044,931,452,541.19
  5. Step 5: Solve for x
    x = 321,044,931,452,541.19/17,778,356.10
  6. Step 6: Final answer
    x = 18,058,189.95

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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.