Home / 18,470,957.77-25,487,713.53-10,209,904.25

Finding the Fourth Proportional to 18,470,957.77, 25,487,713.53 and 10,209,904.25

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Solution

The fourth proportional to 18,470,957.77, 25,487,713.53 and 10,209,904.25 is: 14,088,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470,957.77 : 25,487,713.53 = 10,209,904.25 : x
  2. Step 2: Convert to fraction form
    18,470,957.77/25,487,713.53 = 10,209,904.25/x
  3. Step 3: Cross multiply
    18,470,957.77x = 25,487,713.53 × 10,209,904.25
  4. Step 4: Simplify right side
    18,470,957.77x = 260,227,114,708,684.81
  5. Step 5: Solve for x
    x = 260,227,114,708,684.81/18,470,957.77
  6. Step 6: Final answer
    x = 14,088,447.28

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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.