Home / 8,038,477.70-12,071,713.35-4,259,341.70

Finding the Fourth Proportional to 8,038,477.70, 12,071,713.35 and 4,259,341.70

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Solution

The fourth proportional to 8,038,477.70, 12,071,713.35 and 4,259,341.70 is: 6,396,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,477.70 : 12,071,713.35 = 4,259,341.70 : x
  2. Step 2: Convert to fraction form
    8,038,477.70/12,071,713.35 = 4,259,341.70/x
  3. Step 3: Cross multiply
    8,038,477.70x = 12,071,713.35 × 4,259,341.70
  4. Step 4: Simplify right side
    8,038,477.70x = 51,417,552,062,101.70
  5. Step 5: Solve for x
    x = 51,417,552,062,101.70/8,038,477.70
  6. Step 6: Final answer
    x = 6,396,429.02

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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.