Home / 8,326,871.84-11,487,564.45-5,574,446.01

Finding the Fourth Proportional to 8,326,871.84, 11,487,564.45 and 5,574,446.01

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Solution

The fourth proportional to 8,326,871.84, 11,487,564.45 and 5,574,446.01 is: 7,690,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326,871.84 : 11,487,564.45 = 5,574,446.01 : x
  2. Step 2: Convert to fraction form
    8,326,871.84/11,487,564.45 = 5,574,446.01/x
  3. Step 3: Cross multiply
    8,326,871.84x = 11,487,564.45 × 5,574,446.01
  4. Step 4: Simplify right side
    8,326,871.84x = 64,036,807,812,920.34
  5. Step 5: Solve for x
    x = 64,036,807,812,920.34/8,326,871.84
  6. Step 6: Final answer
    x = 7,690,379.90

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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.