Home / 74,236,937.81-111,362,990.94-25,714,701.45

Finding the Fourth Proportional to 74,236,937.81, 111,362,990.94 and 25,714,701.45

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Solution

The fourth proportional to 74,236,937.81, 111,362,990.94 and 25,714,701.45 is: 38,574,679.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,236,937.81 : 111,362,990.94 = 25,714,701.45 : x
  2. Step 2: Convert to fraction form
    74,236,937.81/111,362,990.94 = 25,714,701.45/x
  3. Step 3: Cross multiply
    74,236,937.81x = 111,362,990.94 × 25,714,701.45
  4. Step 4: Simplify right side
    74,236,937.81x = 2,863,666,064,601,154.50
  5. Step 5: Solve for x
    x = 2,863,666,064,601,154.50/74,236,937.81
  6. Step 6: Final answer
    x = 38,574,679.25

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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.