Home / 10,554,920.70-15,813,718.65-9,360,527.10

Finding the Fourth Proportional to 10,554,920.70, 15,813,718.65 and 9,360,527.10

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Solution

The fourth proportional to 10,554,920.70, 15,813,718.65 and 9,360,527.10 is: 14,024,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554,920.70 : 15,813,718.65 = 9,360,527.10 : x
  2. Step 2: Convert to fraction form
    10,554,920.70/15,813,718.65 = 9,360,527.10/x
  3. Step 3: Cross multiply
    10,554,920.70x = 15,813,718.65 × 9,360,527.10
  4. Step 4: Simplify right side
    10,554,920.70x = 148,024,741,975,100.41
  5. Step 5: Solve for x
    x = 148,024,741,975,100.41/10,554,920.70
  6. Step 6: Final answer
    x = 14,024,240.09

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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.