Home / 18,158,852.19-25,058,309.81-10,317,328.46

Finding the Fourth Proportional to 18,158,852.19, 25,058,309.81 and 10,317,328.46

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Solution

The fourth proportional to 18,158,852.19, 25,058,309.81 and 10,317,328.46 is: 14,237,398.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158,852.19 : 25,058,309.81 = 10,317,328.46 : x
  2. Step 2: Convert to fraction form
    18,158,852.19/25,058,309.81 = 10,317,328.46/x
  3. Step 3: Cross multiply
    18,158,852.19x = 25,058,309.81 × 10,317,328.46
  4. Step 4: Simplify right side
    18,158,852.19x = 258,534,812,785,332
  5. Step 5: Solve for x
    x = 258,534,812,785,332/18,158,852.19
  6. Step 6: Final answer
    x = 14,237,398.38

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1.5x scale

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.