Home / 7,104,709-9,804,731.70-3,885,445

Finding the Fourth Proportional to 7,104,709, 9,804,731.70 and 3,885,445

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Solution

The fourth proportional to 7,104,709, 9,804,731.70 and 3,885,445 is: 5,362,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,709 : 9,804,731.70 = 3,885,445 : x
  2. Step 2: Convert to fraction form
    7,104,709/9,804,731.70 = 3,885,445/x
  3. Step 3: Cross multiply
    7,104,709x = 9,804,731.70 × 3,885,445
  4. Step 4: Simplify right side
    7,104,709x = 38,095,745,760,106.50
  5. Step 5: Solve for x
    x = 38,095,745,760,106.50/7,104,709
  6. Step 6: Final answer
    x = 5,362,041.68

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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.