Home / 5,439,196.40-7,506,232.60-2,991,870.50

Finding the Fourth Proportional to 5,439,196.40, 7,506,232.60 and 2,991,870.50

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Solution

The fourth proportional to 5,439,196.40, 7,506,232.60 and 2,991,870.50 is: 4,128,859.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,196.40 : 7,506,232.60 = 2,991,870.50 : x
  2. Step 2: Convert to fraction form
    5,439,196.40/7,506,232.60 = 2,991,870.50/x
  3. Step 3: Cross multiply
    5,439,196.40x = 7,506,232.60 × 2,991,870.50
  4. Step 4: Simplify right side
    5,439,196.40x = 22,457,675,882,078.30
  5. Step 5: Solve for x
    x = 22,457,675,882,078.30/5,439,196.40
  6. Step 6: Final answer
    x = 4,128,859.16

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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.