Home / 7,628,566.18-10,527,304.98-4,143,887.86

Finding the Fourth Proportional to 7,628,566.18, 10,527,304.98 and 4,143,887.86

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Solution

The fourth proportional to 7,628,566.18, 10,527,304.98 and 4,143,887.86 is: 5,718,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,566.18 : 10,527,304.98 = 4,143,887.86 : x
  2. Step 2: Convert to fraction form
    7,628,566.18/10,527,304.98 = 4,143,887.86/x
  3. Step 3: Cross multiply
    7,628,566.18x = 10,527,304.98 × 4,143,887.86
  4. Step 4: Simplify right side
    7,628,566.18x = 43,623,971,305,139.55
  5. Step 5: Solve for x
    x = 43,623,971,305,139.55/7,628,566.18
  6. Step 6: Final answer
    x = 5,718,502.05

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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.