Home / 10,366,600.30-15,549,900.45-7,138,096.23

Finding the Fourth Proportional to 10,366,600.30, 15,549,900.45 and 7,138,096.23

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Solution

The fourth proportional to 10,366,600.30, 15,549,900.45 and 7,138,096.23 is: 10,707,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,600.30 : 15,549,900.45 = 7,138,096.23 : x
  2. Step 2: Convert to fraction form
    10,366,600.30/15,549,900.45 = 7,138,096.23/x
  3. Step 3: Cross multiply
    10,366,600.30x = 15,549,900.45 × 7,138,096.23
  4. Step 4: Simplify right side
    10,366,600.30x = 110,996,685,779,020.31
  5. Step 5: Solve for x
    x = 110,996,685,779,020.31/10,366,600.30
  6. Step 6: Final answer
    x = 10,707,144.35

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Double scale
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1.5x scale

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.