Home / 21,767,384.34-30,051,380.28-14,435,116.26

Finding the Fourth Proportional to 21,767,384.34, 30,051,380.28 and 14,435,116.26

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Solution

The fourth proportional to 21,767,384.34, 30,051,380.28 and 14,435,116.26 is: 19,928,676.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767,384.34 : 30,051,380.28 = 14,435,116.26 : x
  2. Step 2: Convert to fraction form
    21,767,384.34/30,051,380.28 = 14,435,116.26/x
  3. Step 3: Cross multiply
    21,767,384.34x = 30,051,380.28 × 14,435,116.26
  4. Step 4: Simplify right side
    21,767,384.34x = 433,795,168,115,271.38
  5. Step 5: Solve for x
    x = 433,795,168,115,271.38/21,767,384.34
  6. Step 6: Final answer
    x = 19,928,676.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.