Home / 8,881,709.40-12,256,795.80-4,807,328.40

Finding the Fourth Proportional to 8,881,709.40, 12,256,795.80 and 4,807,328.40

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Solution

The fourth proportional to 8,881,709.40, 12,256,795.80 and 4,807,328.40 is: 6,634,133.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,709.40 : 12,256,795.80 = 4,807,328.40 : x
  2. Step 2: Convert to fraction form
    8,881,709.40/12,256,795.80 = 4,807,328.40/x
  3. Step 3: Cross multiply
    8,881,709.40x = 12,256,795.80 × 4,807,328.40
  4. Step 4: Simplify right side
    8,881,709.40x = 58,922,442,542,340.73
  5. Step 5: Solve for x
    x = 58,922,442,542,340.73/8,881,709.40
  6. Step 6: Final answer
    x = 6,634,133.13

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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.