Home / 51,451,772.40-77,485,693.51-46,860,122.16

Finding the Fourth Proportional to 51,451,772.40, 77,485,693.51 and 46,860,122.16

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Solution

The fourth proportional to 51,451,772.40, 77,485,693.51 and 46,860,122.16 is: 70,570,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,451,772.40 : 77,485,693.51 = 46,860,122.16 : x
  2. Step 2: Convert to fraction form
    51,451,772.40/77,485,693.51 = 46,860,122.16/x
  3. Step 3: Cross multiply
    51,451,772.40x = 77,485,693.51 × 46,860,122.16
  4. Step 4: Simplify right side
    51,451,772.40x = 3,630,989,063,386,786
  5. Step 5: Solve for x
    x = 3,630,989,063,386,786/51,451,772.40
  6. Step 6: Final answer
    x = 70,570,728.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.