Home / 30,243,752.10-45,365,628.15-27,125,964.90

Finding the Fourth Proportional to 30,243,752.10, 45,365,628.15 and 27,125,964.90

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Solution

The fourth proportional to 30,243,752.10, 45,365,628.15 and 27,125,964.90 is: 40,688,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243,752.10 : 45,365,628.15 = 27,125,964.90 : x
  2. Step 2: Convert to fraction form
    30,243,752.10/45,365,628.15 = 27,125,964.90/x
  3. Step 3: Cross multiply
    30,243,752.10x = 45,365,628.15 × 27,125,964.90
  4. Step 4: Simplify right side
    30,243,752.10x = 1,230,586,436,863,351.75
  5. Step 5: Solve for x
    x = 1,230,586,436,863,351.75/30,243,752.10
  6. Step 6: Final answer
    x = 40,688,947.35

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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.