Home / 12,482,038.10-18,724,871.55-5,293,558.10

Finding the Fourth Proportional to 12,482,038.10, 18,724,871.55 and 5,293,558.10

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Solution

The fourth proportional to 12,482,038.10, 18,724,871.55 and 5,293,558.10 is: 7,941,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,038.10 : 18,724,871.55 = 5,293,558.10 : x
  2. Step 2: Convert to fraction form
    12,482,038.10/18,724,871.55 = 5,293,558.10/x
  3. Step 3: Cross multiply
    12,482,038.10x = 18,724,871.55 × 5,293,558.10
  4. Step 4: Simplify right side
    12,482,038.10x = 99,121,195,464,962.05
  5. Step 5: Solve for x
    x = 99,121,195,464,962.05/12,482,038.10
  6. Step 6: Final answer
    x = 7,941,106.63

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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.