Home / 70,009,812.10-105,014,718.15-60,572,628.10

Finding the Fourth Proportional to 70,009,812.10, 105,014,718.15 and 60,572,628.10

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Solution

The fourth proportional to 70,009,812.10, 105,014,718.15 and 60,572,628.10 is: 90,858,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,009,812.10 : 105,014,718.15 = 60,572,628.10 : x
  2. Step 2: Convert to fraction form
    70,009,812.10/105,014,718.15 = 60,572,628.10/x
  3. Step 3: Cross multiply
    70,009,812.10x = 105,014,718.15 × 60,572,628.10
  4. Step 4: Simplify right side
    70,009,812.10x = 6,361,017,467,526,271
  5. Step 5: Solve for x
    x = 6,361,017,467,526,271/70,009,812.10
  6. Step 6: Final answer
    x = 90,858,942.15

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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.