Home / 9,720,425.70-13,413,927.56-5,369,418.36

Finding the Fourth Proportional to 9,720,425.70, 13,413,927.56 and 5,369,418.36

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Solution

The fourth proportional to 9,720,425.70, 13,413,927.56 and 5,369,418.36 is: 7,409,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,425.70 : 13,413,927.56 = 5,369,418.36 : x
  2. Step 2: Convert to fraction form
    9,720,425.70/13,413,927.56 = 5,369,418.36/x
  3. Step 3: Cross multiply
    9,720,425.70x = 13,413,927.56 × 5,369,418.36
  4. Step 4: Simplify right side
    9,720,425.70x = 72,024,988,893,526.91
  5. Step 5: Solve for x
    x = 72,024,988,893,526.91/9,720,425.70
  6. Step 6: Final answer
    x = 7,409,653.77

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1.5x scale

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.