Home / 30,865,678.46-42,596,550.93-17,114,642.58

Finding the Fourth Proportional to 30,865,678.46, 42,596,550.93 and 17,114,642.58

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Solution

The fourth proportional to 30,865,678.46, 42,596,550.93 and 17,114,642.58 is: 23,619,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,678.46 : 42,596,550.93 = 17,114,642.58 : x
  2. Step 2: Convert to fraction form
    30,865,678.46/42,596,550.93 = 17,114,642.58/x
  3. Step 3: Cross multiply
    30,865,678.46x = 42,596,550.93 × 17,114,642.58
  4. Step 4: Simplify right side
    30,865,678.46x = 729,024,744,307,716.50
  5. Step 5: Solve for x
    x = 729,024,744,307,716.50/30,865,678.46
  6. Step 6: Final answer
    x = 23,619,268.41

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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.