Home / 20,637,054.40-30,920,152.20-13,444,886.20

Finding the Fourth Proportional to 20,637,054.40, 30,920,152.20 and 13,444,886.20

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Solution

The fourth proportional to 20,637,054.40, 30,920,152.20 and 13,444,886.20 is: 20,144,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,637,054.40 : 30,920,152.20 = 13,444,886.20 : x
  2. Step 2: Convert to fraction form
    20,637,054.40/30,920,152.20 = 13,444,886.20/x
  3. Step 3: Cross multiply
    20,637,054.40x = 30,920,152.20 × 13,444,886.20
  4. Step 4: Simplify right side
    20,637,054.40x = 415,717,927,615,679.62
  5. Step 5: Solve for x
    x = 415,717,927,615,679.62/20,637,054.40
  6. Step 6: Final answer
    x = 20,144,247.31

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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.