Home / 5,638,236-7,780,769.68-3,059,916.16

Finding the Fourth Proportional to 5,638,236, 7,780,769.68 and 3,059,916.16

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Solution

The fourth proportional to 5,638,236, 7,780,769.68 and 3,059,916.16 is: 4,222,686.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,236 : 7,780,769.68 = 3,059,916.16 : x
  2. Step 2: Convert to fraction form
    5,638,236/7,780,769.68 = 3,059,916.16/x
  3. Step 3: Cross multiply
    5,638,236x = 7,780,769.68 × 3,059,916.16
  4. Step 4: Simplify right side
    5,638,236x = 23,808,502,881,070.03
  5. Step 5: Solve for x
    x = 23,808,502,881,070.03/5,638,236
  6. Step 6: Final answer
    x = 4,222,686.47

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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.