Home / 22,143,382.32-30,557,886.75-12,353,828.51

Finding the Fourth Proportional to 22,143,382.32, 30,557,886.75 and 12,353,828.51

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Solution

The fourth proportional to 22,143,382.32, 30,557,886.75 and 12,353,828.51 is: 17,048,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,382.32 : 30,557,886.75 = 12,353,828.51 : x
  2. Step 2: Convert to fraction form
    22,143,382.32/30,557,886.75 = 12,353,828.51/x
  3. Step 3: Cross multiply
    22,143,382.32x = 30,557,886.75 × 12,353,828.51
  4. Step 4: Simplify right side
    22,143,382.32x = 377,506,892,537,501.25
  5. Step 5: Solve for x
    x = 377,506,892,537,501.25/22,143,382.32
  6. Step 6: Final answer
    x = 17,048,294.03

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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.