Home / 7,078,398-10,610,870.56-4,512,410.76

Finding the Fourth Proportional to 7,078,398, 10,610,870.56 and 4,512,410.76

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Solution

The fourth proportional to 7,078,398, 10,610,870.56 and 4,512,410.76 is: 6,764,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,398 : 10,610,870.56 = 4,512,410.76 : x
  2. Step 2: Convert to fraction form
    7,078,398/10,610,870.56 = 4,512,410.76/x
  3. Step 3: Cross multiply
    7,078,398x = 10,610,870.56 × 4,512,410.76
  4. Step 4: Simplify right side
    7,078,398x = 47,880,606,487,911.23
  5. Step 5: Solve for x
    x = 47,880,606,487,911.23/7,078,398
  6. Step 6: Final answer
    x = 6,764,328.10

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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.