Home / 16,909,412.16-25,358,789.92-5,547,213.12

Finding the Fourth Proportional to 16,909,412.16, 25,358,789.92 and 5,547,213.12

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Solution

The fourth proportional to 16,909,412.16, 25,358,789.92 and 5,547,213.12 is: 8,319,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909,412.16 : 25,358,789.92 = 5,547,213.12 : x
  2. Step 2: Convert to fraction form
    16,909,412.16/25,358,789.92 = 5,547,213.12/x
  3. Step 3: Cross multiply
    16,909,412.16x = 25,358,789.92 × 5,547,213.12
  4. Step 4: Simplify right side
    16,909,412.16x = 140,670,612,151,547.77
  5. Step 5: Solve for x
    x = 140,670,612,151,547.77/16,909,412.16
  6. Step 6: Final answer
    x = 8,319,071.70

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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.