Home / 30,865,681.70-42,596,555.44-17,114,645.84

Finding the Fourth Proportional to 30,865,681.70, 42,596,555.44 and 17,114,645.84

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Solution

The fourth proportional to 30,865,681.70, 42,596,555.44 and 17,114,645.84 is: 23,619,272.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865,681.70 : 42,596,555.44 = 17,114,645.84 : x
  2. Step 2: Convert to fraction form
    30,865,681.70/42,596,555.44 = 17,114,645.84/x
  3. Step 3: Cross multiply
    30,865,681.70x = 42,596,555.44 × 17,114,645.84
  4. Step 4: Simplify right side
    30,865,681.70x = 729,024,960,359,525.38
  5. Step 5: Solve for x
    x = 729,024,960,359,525.38/30,865,681.70
  6. Step 6: Final answer
    x = 23,619,272.93

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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.