Home / 20,087,259.84-30,130,617.60-4,941,322.56

Finding the Fourth Proportional to 20,087,259.84, 30,130,617.60 and 4,941,322.56

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Solution

The fourth proportional to 20,087,259.84, 30,130,617.60 and 4,941,322.56 is: 7,411,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087,259.84 : 30,130,617.60 = 4,941,322.56 : x
  2. Step 2: Convert to fraction form
    20,087,259.84/30,130,617.60 = 4,941,322.56/x
  3. Step 3: Cross multiply
    20,087,259.84x = 30,130,617.60 × 4,941,322.56
  4. Step 4: Simplify right side
    20,087,259.84x = 148,885,100,493,613.06
  5. Step 5: Solve for x
    x = 148,885,100,493,613.06/20,087,259.84
  6. Step 6: Final answer
    x = 7,411,916.89

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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.