Home / 43,684,465.80-65,526,698.70-11,771,761.80

Finding the Fourth Proportional to 43,684,465.80, 65,526,698.70 and 11,771,761.80

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Solution

The fourth proportional to 43,684,465.80, 65,526,698.70 and 11,771,761.80 is: 17,657,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,684,465.80 : 65,526,698.70 = 11,771,761.80 : x
  2. Step 2: Convert to fraction form
    43,684,465.80/65,526,698.70 = 11,771,761.80/x
  3. Step 3: Cross multiply
    43,684,465.80x = 65,526,698.70 × 11,771,761.80
  4. Step 4: Simplify right side
    43,684,465.80x = 771,364,688,636,769.75
  5. Step 5: Solve for x
    x = 771,364,688,636,769.75/43,684,465.80
  6. Step 6: Final answer
    x = 17,657,642.70

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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.