Home / 12,850,011.18-19,268,816.22-7,460,018.46

Finding the Fourth Proportional to 12,850,011.18, 19,268,816.22 and 7,460,018.46

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Solution

The fourth proportional to 12,850,011.18, 19,268,816.22 and 7,460,018.46 is: 11,186,427.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850,011.18 : 19,268,816.22 = 7,460,018.46 : x
  2. Step 2: Convert to fraction form
    12,850,011.18/19,268,816.22 = 7,460,018.46/x
  3. Step 3: Cross multiply
    12,850,011.18x = 19,268,816.22 × 7,460,018.46
  4. Step 4: Simplify right side
    12,850,011.18x = 143,745,724,703,547.41
  5. Step 5: Solve for x
    x = 143,745,724,703,547.41/12,850,011.18
  6. Step 6: Final answer
    x = 11,186,427.99

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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.