Home / 69,700,527.26-104,533,407.48-20,506,590.85

Finding the Fourth Proportional to 69,700,527.26, 104,533,407.48 and 20,506,590.85

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Solution

The fourth proportional to 69,700,527.26, 104,533,407.48 and 20,506,590.85 is: 30,754,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,700,527.26 : 104,533,407.48 = 20,506,590.85 : x
  2. Step 2: Convert to fraction form
    69,700,527.26/104,533,407.48 = 20,506,590.85/x
  3. Step 3: Cross multiply
    69,700,527.26x = 104,533,407.48 × 20,506,590.85
  4. Step 4: Simplify right side
    69,700,527.26x = 2,143,623,817,348,689.75
  5. Step 5: Solve for x
    x = 2,143,623,817,348,689.75/69,700,527.26
  6. Step 6: Final answer
    x = 30,754,771.90

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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.