Home / 12,842,853.66-17,723,002.95-7,041,621.06

Finding the Fourth Proportional to 12,842,853.66, 17,723,002.95 and 7,041,621.06

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Solution

The fourth proportional to 12,842,853.66, 17,723,002.95 and 7,041,621.06 is: 9,717,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,853.66 : 17,723,002.95 = 7,041,621.06 : x
  2. Step 2: Convert to fraction form
    12,842,853.66/17,723,002.95 = 7,041,621.06/x
  3. Step 3: Cross multiply
    12,842,853.66x = 17,723,002.95 × 7,041,621.06
  4. Step 4: Simplify right side
    12,842,853.66x = 124,798,670,819,162.11
  5. Step 5: Solve for x
    x = 124,798,670,819,162.11/12,842,853.66
  6. Step 6: Final answer
    x = 9,717,362.99

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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.