Home / 9,139,018.20-12,617,579.66-5,881,493.98

Finding the Fourth Proportional to 9,139,018.20, 12,617,579.66 and 5,881,493.98

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Solution

The fourth proportional to 9,139,018.20, 12,617,579.66 and 5,881,493.98 is: 8,120,152.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,018.20 : 12,617,579.66 = 5,881,493.98 : x
  2. Step 2: Convert to fraction form
    9,139,018.20/12,617,579.66 = 5,881,493.98/x
  3. Step 3: Cross multiply
    9,139,018.20x = 12,617,579.66 × 5,881,493.98
  4. Step 4: Simplify right side
    9,139,018.20x = 74,210,218,812,460.45
  5. Step 5: Solve for x
    x = 74,210,218,812,460.45/9,139,018.20
  6. Step 6: Final answer
    x = 8,120,152.21

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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.