Home / 7,338,039.40-10,984,940.70-6,453,303.40

Finding the Fourth Proportional to 7,338,039.40, 10,984,940.70 and 6,453,303.40

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Solution

The fourth proportional to 7,338,039.40, 10,984,940.70 and 6,453,303.40 is: 9,660,503.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,039.40 : 10,984,940.70 = 6,453,303.40 : x
  2. Step 2: Convert to fraction form
    7,338,039.40/10,984,940.70 = 6,453,303.40/x
  3. Step 3: Cross multiply
    7,338,039.40x = 10,984,940.70 × 6,453,303.40
  4. Step 4: Simplify right side
    7,338,039.40x = 70,889,155,168,108.38
  5. Step 5: Solve for x
    x = 70,889,155,168,108.38/7,338,039.40
  6. Step 6: Final answer
    x = 9,660,503.48

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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.