Home / 12,736,475.16-19,104,669.54-5,163,423

Finding the Fourth Proportional to 12,736,475.16, 19,104,669.54 and 5,163,423

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Solution

The fourth proportional to 12,736,475.16, 19,104,669.54 and 5,163,423 is: 7,745,116.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,475.16 : 19,104,669.54 = 5,163,423 : x
  2. Step 2: Convert to fraction form
    12,736,475.16/19,104,669.54 = 5,163,423/x
  3. Step 3: Cross multiply
    12,736,475.16x = 19,104,669.54 × 5,163,423
  4. Step 4: Simplify right side
    12,736,475.16x = 98,645,490,110,235.42
  5. Step 5: Solve for x
    x = 98,645,490,110,235.42/12,736,475.16
  6. Step 6: Final answer
    x = 7,745,116.99

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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.