Home / 29,713,373.39-40,989,364.40-19,406,129.87

Finding the Fourth Proportional to 29,713,373.39, 40,989,364.40 and 19,406,129.87

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Solution

The fourth proportional to 29,713,373.39, 40,989,364.40 and 19,406,129.87 is: 26,770,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713,373.39 : 40,989,364.40 = 19,406,129.87 : x
  2. Step 2: Convert to fraction form
    29,713,373.39/40,989,364.40 = 19,406,129.87/x
  3. Step 3: Cross multiply
    29,713,373.39x = 40,989,364.40 × 19,406,129.87
  4. Step 4: Simplify right side
    29,713,373.39x = 795,444,928,738,124.12
  5. Step 5: Solve for x
    x = 795,444,928,738,124.12/29,713,373.39
  6. Step 6: Final answer
    x = 26,770,603.20

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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.