Home / 30,865,681.45-42,596,555.07-17,114,645.59

Finding the Fourth Proportional to 30,865,681.45, 42,596,555.07 and 17,114,645.59

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Solution

The fourth proportional to 30,865,681.45, 42,596,555.07 and 17,114,645.59 is: 23,619,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,681.45 : 42,596,555.07 = 17,114,645.59 : x
  2. Step 2: Convert to fraction form
    30,865,681.45/42,596,555.07 = 17,114,645.59/x
  3. Step 3: Cross multiply
    30,865,681.45x = 42,596,555.07 × 17,114,645.59
  4. Step 4: Simplify right side
    30,865,681.45x = 729,024,943,377,967.62
  5. Step 5: Solve for x
    x = 729,024,943,377,967.62/30,865,681.45
  6. Step 6: Final answer
    x = 23,619,272.57

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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.