Home / 9,294,916.23-12,826,728.45-5,164,840.53

Finding the Fourth Proportional to 9,294,916.23, 12,826,728.45 and 5,164,840.53

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Solution

The fourth proportional to 9,294,916.23, 12,826,728.45 and 5,164,840.53 is: 7,127,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294,916.23 : 12,826,728.45 = 5,164,840.53 : x
  2. Step 2: Convert to fraction form
    9,294,916.23/12,826,728.45 = 5,164,840.53/x
  3. Step 3: Cross multiply
    9,294,916.23x = 12,826,728.45 × 5,164,840.53
  4. Step 4: Simplify right side
    9,294,916.23x = 66,248,006,965,864.08
  5. Step 5: Solve for x
    x = 66,248,006,965,864.08/9,294,916.23
  6. Step 6: Final answer
    x = 7,127,337.71

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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.