Home / 7,020,935.20-10,531,402.80-5,887,194.40

Finding the Fourth Proportional to 7,020,935.20, 10,531,402.80 and 5,887,194.40

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Solution

The fourth proportional to 7,020,935.20, 10,531,402.80 and 5,887,194.40 is: 8,830,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,935.20 : 10,531,402.80 = 5,887,194.40 : x
  2. Step 2: Convert to fraction form
    7,020,935.20/10,531,402.80 = 5,887,194.40/x
  3. Step 3: Cross multiply
    7,020,935.20x = 10,531,402.80 × 5,887,194.40
  4. Step 4: Simplify right side
    7,020,935.20x = 62,000,415,588,304.33
  5. Step 5: Solve for x
    x = 62,000,415,588,304.33/7,020,935.20
  6. Step 6: Final answer
    x = 8,830,791.60

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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.