Home / 46,656,435.60-69,984,653.40-28,516,582.80

Finding the Fourth Proportional to 46,656,435.60, 69,984,653.40 and 28,516,582.80

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Solution

The fourth proportional to 46,656,435.60, 69,984,653.40 and 28,516,582.80 is: 42,774,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,435.60 : 69,984,653.40 = 28,516,582.80 : x
  2. Step 2: Convert to fraction form
    46,656,435.60/69,984,653.40 = 28,516,582.80/x
  3. Step 3: Cross multiply
    46,656,435.60x = 69,984,653.40 × 28,516,582.80
  4. Step 4: Simplify right side
    46,656,435.60x = 1,995,723,163,410,401.75
  5. Step 5: Solve for x
    x = 1,995,723,163,410,401.75/46,656,435.60
  6. Step 6: Final answer
    x = 42,774,874.20

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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.