Home / 6,938,533.80-10,407,800.70-4,415,999.40

Finding the Fourth Proportional to 6,938,533.80, 10,407,800.70 and 4,415,999.40

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Solution

The fourth proportional to 6,938,533.80, 10,407,800.70 and 4,415,999.40 is: 6,623,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938,533.80 : 10,407,800.70 = 4,415,999.40 : x
  2. Step 2: Convert to fraction form
    6,938,533.80/10,407,800.70 = 4,415,999.40/x
  3. Step 3: Cross multiply
    6,938,533.80x = 10,407,800.70 × 4,415,999.40
  4. Step 4: Simplify right side
    6,938,533.80x = 45,960,841,646,519.58
  5. Step 5: Solve for x
    x = 45,960,841,646,519.58/6,938,533.80
  6. Step 6: Final answer
    x = 6,623,999.10

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1.5x scale

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.