Home / 12,211,547.40-18,317,321.10-3,113,627.40

Finding the Fourth Proportional to 12,211,547.40, 18,317,321.10 and 3,113,627.40

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Solution

The fourth proportional to 12,211,547.40, 18,317,321.10 and 3,113,627.40 is: 4,670,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,211,547.40 : 18,317,321.10 = 3,113,627.40 : x
  2. Step 2: Convert to fraction form
    12,211,547.40/18,317,321.10 = 3,113,627.40/x
  3. Step 3: Cross multiply
    12,211,547.40x = 18,317,321.10 × 3,113,627.40
  4. Step 4: Simplify right side
    12,211,547.40x = 57,033,312,871,558.14
  5. Step 5: Solve for x
    x = 57,033,312,871,558.14/12,211,547.40
  6. Step 6: Final answer
    x = 4,670,441.10

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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.