Home / 28,973,029.70-43,459,544.55-8,779,276.10

Finding the Fourth Proportional to 28,973,029.70, 43,459,544.55 and 8,779,276.10

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Solution

The fourth proportional to 28,973,029.70, 43,459,544.55 and 8,779,276.10 is: 13,168,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,029.70 : 43,459,544.55 = 8,779,276.10 : x
  2. Step 2: Convert to fraction form
    28,973,029.70/43,459,544.55 = 8,779,276.10/x
  3. Step 3: Cross multiply
    28,973,029.70x = 43,459,544.55 × 8,779,276.10
  4. Step 4: Simplify right side
    28,973,029.70x = 381,543,340,784,700.19
  5. Step 5: Solve for x
    x = 381,543,340,784,700.19/28,973,029.70
  6. Step 6: Final answer
    x = 13,168,914.15

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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.