Home / 5,106,688.79-7,047,018.47-2,783,530.19

Finding the Fourth Proportional to 5,106,688.79, 7,047,018.47 and 2,783,530.19

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Solution

The fourth proportional to 5,106,688.79, 7,047,018.47 and 2,783,530.19 is: 3,841,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,688.79 : 7,047,018.47 = 2,783,530.19 : x
  2. Step 2: Convert to fraction form
    5,106,688.79/7,047,018.47 = 2,783,530.19/x
  3. Step 3: Cross multiply
    5,106,688.79x = 7,047,018.47 × 2,783,530.19
  4. Step 4: Simplify right side
    5,106,688.79x = 19,615,588,611,579.87
  5. Step 5: Solve for x
    x = 19,615,588,611,579.87/5,106,688.79
  6. Step 6: Final answer
    x = 3,841,156.07

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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.