Home / 5,309,455.04-7,963,111.20-1,521,920.96

Finding the Fourth Proportional to 5,309,455.04, 7,963,111.20 and 1,521,920.96

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Solution

The fourth proportional to 5,309,455.04, 7,963,111.20 and 1,521,920.96 is: 2,282,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309,455.04 : 7,963,111.20 = 1,521,920.96 : x
  2. Step 2: Convert to fraction form
    5,309,455.04/7,963,111.20 = 1,521,920.96/x
  3. Step 3: Cross multiply
    5,309,455.04x = 7,963,111.20 × 1,521,920.96
  4. Step 4: Simplify right side
    5,309,455.04x = 12,119,225,842,090.75
  5. Step 5: Solve for x
    x = 12,119,225,842,090.75/5,309,455.04
  6. Step 6: Final answer
    x = 2,282,574.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.