Home / 25,773,023.79-35,564,653.92-15,174,728.91

Finding the Fourth Proportional to 25,773,023.79, 35,564,653.92 and 15,174,728.91

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Solution

The fourth proportional to 25,773,023.79, 35,564,653.92 and 15,174,728.91 is: 20,939,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773,023.79 : 35,564,653.92 = 15,174,728.91 : x
  2. Step 2: Convert to fraction form
    25,773,023.79/35,564,653.92 = 15,174,728.91/x
  3. Step 3: Cross multiply
    25,773,023.79x = 35,564,653.92 × 15,174,728.91
  4. Step 4: Simplify right side
    25,773,023.79x = 539,683,982,013,968.88
  5. Step 5: Solve for x
    x = 539,683,982,013,968.88/25,773,023.79
  6. Step 6: Final answer
    x = 20,939,878.32

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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.