Home / 78,697,669.80-118,046,504.70-24,837,983.40

Finding the Fourth Proportional to 78,697,669.80, 118,046,504.70 and 24,837,983.40

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Solution

The fourth proportional to 78,697,669.80, 118,046,504.70 and 24,837,983.40 is: 37,256,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,697,669.80 : 118,046,504.70 = 24,837,983.40 : x
  2. Step 2: Convert to fraction form
    78,697,669.80/118,046,504.70 = 24,837,983.40/x
  3. Step 3: Cross multiply
    78,697,669.80x = 118,046,504.70 × 24,837,983.40
  4. Step 4: Simplify right side
    78,697,669.80x = 2,932,037,124,166,622
  5. Step 5: Solve for x
    x = 2,932,037,124,166,622/78,697,669.80
  6. Step 6: Final answer
    x = 37,256,975.10

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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.