Home / 7,312,839.57-10,973,459.57-5,710,905.81

Finding the Fourth Proportional to 7,312,839.57, 10,973,459.57 and 5,710,905.81

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Solution

The fourth proportional to 7,312,839.57, 10,973,459.57 and 5,710,905.81 is: 8,569,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312,839.57 : 10,973,459.57 = 5,710,905.81 : x
  2. Step 2: Convert to fraction form
    7,312,839.57/10,973,459.57 = 5,710,905.81/x
  3. Step 3: Cross multiply
    7,312,839.57x = 10,973,459.57 × 5,710,905.81
  4. Step 4: Simplify right side
    7,312,839.57x = 62,668,393,985,558.56
  5. Step 5: Solve for x
    x = 62,668,393,985,558.56/7,312,839.57
  6. Step 6: Final answer
    x = 8,569,638.84

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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.