Home / 21,546,746.90-32,320,120.35-13,484,590.10

Finding the Fourth Proportional to 21,546,746.90, 32,320,120.35 and 13,484,590.10

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Solution

The fourth proportional to 21,546,746.90, 32,320,120.35 and 13,484,590.10 is: 20,226,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,746.90 : 32,320,120.35 = 13,484,590.10 : x
  2. Step 2: Convert to fraction form
    21,546,746.90/32,320,120.35 = 13,484,590.10/x
  3. Step 3: Cross multiply
    21,546,746.90x = 32,320,120.35 × 13,484,590.10
  4. Step 4: Simplify right side
    21,546,746.90x = 435,823,574,902,418.56
  5. Step 5: Solve for x
    x = 435,823,574,902,418.56/21,546,746.90
  6. Step 6: Final answer
    x = 20,226,885.15

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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.