Home / 30,035,694.23-45,058,038.70-10,870,935.31

Finding the Fourth Proportional to 30,035,694.23, 45,058,038.70 and 10,870,935.31

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Solution

The fourth proportional to 30,035,694.23, 45,058,038.70 and 10,870,935.31 is: 16,308,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035,694.23 : 45,058,038.70 = 10,870,935.31 : x
  2. Step 2: Convert to fraction form
    30,035,694.23/45,058,038.70 = 10,870,935.31/x
  3. Step 3: Cross multiply
    30,035,694.23x = 45,058,038.70 × 10,870,935.31
  4. Step 4: Simplify right side
    30,035,694.23x = 489,823,023,903,176.56
  5. Step 5: Solve for x
    x = 489,823,023,903,176.56/30,035,694.23
  6. Step 6: Final answer
    x = 16,308,030.71

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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.