Home / 12,842,984.02-17,724,114.21-7,119,848.02

Finding the Fourth Proportional to 12,842,984.02, 17,724,114.21 and 7,119,848.02

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Solution

The fourth proportional to 12,842,984.02, 17,724,114.21 and 7,119,848.02 is: 9,825,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,984.02 : 17,724,114.21 = 7,119,848.02 : x
  2. Step 2: Convert to fraction form
    12,842,984.02/17,724,114.21 = 7,119,848.02/x
  3. Step 3: Cross multiply
    12,842,984.02x = 17,724,114.21 × 7,119,848.02
  4. Step 4: Simplify right side
    12,842,984.02x = 126,192,999,464,322.36
  5. Step 5: Solve for x
    x = 126,192,999,464,322.36/12,842,984.02
  6. Step 6: Final answer
    x = 9,825,831.70

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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.