Home / 70,546,707.40-105,820,417.86-22,020,493.44

Finding the Fourth Proportional to 70,546,707.40, 105,820,417.86 and 22,020,493.44

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Solution

The fourth proportional to 70,546,707.40, 105,820,417.86 and 22,020,493.44 is: 33,030,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546,707.40 : 105,820,417.86 = 22,020,493.44 : x
  2. Step 2: Convert to fraction form
    70,546,707.40/105,820,417.86 = 22,020,493.44/x
  3. Step 3: Cross multiply
    70,546,707.40x = 105,820,417.86 × 22,020,493.44
  4. Step 4: Simplify right side
    70,546,707.40x = 2,330,217,817,194,086.50
  5. Step 5: Solve for x
    x = 2,330,217,817,194,086.50/70,546,707.40
  6. Step 6: Final answer
    x = 33,030,851.52

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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.