Home / 30,341,916.45-45,528,621.08-13,304,311.65

Finding the Fourth Proportional to 30,341,916.45, 45,528,621.08 and 13,304,311.65

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Solution

The fourth proportional to 30,341,916.45, 45,528,621.08 and 13,304,311.65 is: 19,963,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341,916.45 : 45,528,621.08 = 13,304,311.65 : x
  2. Step 2: Convert to fraction form
    30,341,916.45/45,528,621.08 = 13,304,311.65/x
  3. Step 3: Cross multiply
    30,341,916.45x = 45,528,621.08 × 13,304,311.65
  4. Step 4: Simplify right side
    30,341,916.45x = 605,726,963,776,558.12
  5. Step 5: Solve for x
    x = 605,726,963,776,558.12/30,341,916.45
  6. Step 6: Final answer
    x = 19,963,371.95

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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.