Home / 3,900,071.07-5,381,901.15-2,133,931.16

Finding the Fourth Proportional to 3,900,071.07, 5,381,901.15 and 2,133,931.16

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Solution

The fourth proportional to 3,900,071.07, 5,381,901.15 and 2,133,931.16 is: 2,944,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,071.07 : 5,381,901.15 = 2,133,931.16 : x
  2. Step 2: Convert to fraction form
    3,900,071.07/5,381,901.15 = 2,133,931.16/x
  3. Step 3: Cross multiply
    3,900,071.07x = 5,381,901.15 × 2,133,931.16
  4. Step 4: Simplify right side
    3,900,071.07x = 11,484,606,537,115.33
  5. Step 5: Solve for x
    x = 11,484,606,537,115.33/3,900,071.07
  6. Step 6: Final answer
    x = 2,944,717.25

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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.