Home / 28,973,856.30-43,460,784.45-8,779,098.30

Finding the Fourth Proportional to 28,973,856.30, 43,460,784.45 and 8,779,098.30

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Solution

The fourth proportional to 28,973,856.30, 43,460,784.45 and 8,779,098.30 is: 13,168,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,856.30 : 43,460,784.45 = 8,779,098.30 : x
  2. Step 2: Convert to fraction form
    28,973,856.30/43,460,784.45 = 8,779,098.30/x
  3. Step 3: Cross multiply
    28,973,856.30x = 43,460,784.45 × 8,779,098.30
  4. Step 4: Simplify right side
    28,973,856.30x = 381,546,498,881,661.50
  5. Step 5: Solve for x
    x = 381,546,498,881,661.50/28,973,856.30
  6. Step 6: Final answer
    x = 13,168,647.45

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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.