Home / 30,434,460.01-41,995,070.66-18,507,188.95

Finding the Fourth Proportional to 30,434,460.01, 41,995,070.66 and 18,507,188.95

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Solution

The fourth proportional to 30,434,460.01, 41,995,070.66 and 18,507,188.95 is: 25,537,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,434,460.01 : 41,995,070.66 = 18,507,188.95 : x
  2. Step 2: Convert to fraction form
    30,434,460.01/41,995,070.66 = 18,507,188.95/x
  3. Step 3: Cross multiply
    30,434,460.01x = 41,995,070.66 × 18,507,188.95
  4. Step 4: Simplify right side
    30,434,460.01x = 777,210,707,370,710
  5. Step 5: Solve for x
    x = 777,210,707,370,710/30,434,460.01
  6. Step 6: Final answer
    x = 25,537,193.93

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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.