Home / 7,555,738.32-10,430,905.80-6,069,541.68

Finding the Fourth Proportional to 7,555,738.32, 10,430,905.80 and 6,069,541.68

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Solution

The fourth proportional to 7,555,738.32, 10,430,905.80 and 6,069,541.68 is: 8,379,170.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555,738.32 : 10,430,905.80 = 6,069,541.68 : x
  2. Step 2: Convert to fraction form
    7,555,738.32/10,430,905.80 = 6,069,541.68/x
  3. Step 3: Cross multiply
    7,555,738.32x = 10,430,905.80 × 6,069,541.68
  4. Step 4: Simplify right side
    7,555,738.32x = 63,310,817,513,253.74
  5. Step 5: Solve for x
    x = 63,310,817,513,253.74/7,555,738.32
  6. Step 6: Final answer
    x = 8,379,170.22

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1.5x scale

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.