Home / 21,973,463.64-30,320,592.30-12,047,734.50

Finding the Fourth Proportional to 21,973,463.64, 30,320,592.30 and 12,047,734.50

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Solution

The fourth proportional to 21,973,463.64, 30,320,592.30 and 12,047,734.50 is: 16,624,345.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973,463.64 : 30,320,592.30 = 12,047,734.50 : x
  2. Step 2: Convert to fraction form
    21,973,463.64/30,320,592.30 = 12,047,734.50/x
  3. Step 3: Cross multiply
    21,973,463.64x = 30,320,592.30 × 12,047,734.50
  4. Step 4: Simplify right side
    21,973,463.64x = 365,294,445,913,144.38
  5. Step 5: Solve for x
    x = 365,294,445,913,144.38/21,973,463.64
  6. Step 6: Final answer
    x = 16,624,345.25

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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.