Home / 20,837,967.30-31,196,125.35-14,865,999.30

Finding the Fourth Proportional to 20,837,967.30, 31,196,125.35 and 14,865,999.30

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Solution

The fourth proportional to 20,837,967.30, 31,196,125.35 and 14,865,999.30 is: 22,255,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,837,967.30 : 31,196,125.35 = 14,865,999.30 : x
  2. Step 2: Convert to fraction form
    20,837,967.30/31,196,125.35 = 14,865,999.30/x
  3. Step 3: Cross multiply
    20,837,967.30x = 31,196,125.35 × 14,865,999.30
  4. Step 4: Simplify right side
    20,837,967.30x = 463,761,577,615,812.31
  5. Step 5: Solve for x
    x = 463,761,577,615,812.31/20,837,967.30
  6. Step 6: Final answer
    x = 22,255,605.40

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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.