Home / 7,020,941.70-10,531,412.55-5,887,200.90

Finding the Fourth Proportional to 7,020,941.70, 10,531,412.55 and 5,887,200.90

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Solution

The fourth proportional to 7,020,941.70, 10,531,412.55 and 5,887,200.90 is: 8,830,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,941.70 : 10,531,412.55 = 5,887,200.90 : x
  2. Step 2: Convert to fraction form
    7,020,941.70/10,531,412.55 = 5,887,200.90/x
  3. Step 3: Cross multiply
    7,020,941.70x = 10,531,412.55 × 5,887,200.90
  4. Step 4: Simplify right side
    7,020,941.70x = 62,000,541,442,631.30
  5. Step 5: Solve for x
    x = 62,000,541,442,631.30/7,020,941.70
  6. Step 6: Final answer
    x = 8,830,801.35

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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.