Home / 64,683,678.40-89,263,014.05-35,315,010.05

Finding the Fourth Proportional to 64,683,678.40, 89,263,014.05 and 35,315,010.05

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Solution

The fourth proportional to 64,683,678.40, 89,263,014.05 and 35,315,010.05 is: 48,734,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,683,678.40 : 89,263,014.05 = 35,315,010.05 : x
  2. Step 2: Convert to fraction form
    64,683,678.40/89,263,014.05 = 35,315,010.05/x
  3. Step 3: Cross multiply
    64,683,678.40x = 89,263,014.05 × 35,315,010.05
  4. Step 4: Simplify right side
    64,683,678.40x = 3,152,324,237,911,013.50
  5. Step 5: Solve for x
    x = 3,152,324,237,911,013.50/64,683,678.40
  6. Step 6: Final answer
    x = 48,734,461.55

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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.