Home / 7,785,927.96-10,744,887.93-4,478,216.91

Finding the Fourth Proportional to 7,785,927.96, 10,744,887.93 and 4,478,216.91

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Solution

The fourth proportional to 7,785,927.96, 10,744,887.93 and 4,478,216.91 is: 6,180,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,927.96 : 10,744,887.93 = 4,478,216.91 : x
  2. Step 2: Convert to fraction form
    7,785,927.96/10,744,887.93 = 4,478,216.91/x
  3. Step 3: Cross multiply
    7,785,927.96x = 10,744,887.93 × 4,478,216.91
  4. Step 4: Simplify right side
    7,785,927.96x = 48,117,938,824,180.90
  5. Step 5: Solve for x
    x = 48,117,938,824,180.90/7,785,927.96
  6. Step 6: Final answer
    x = 6,180,116.11

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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.