Home / 74,891,260.80-112,336,891.20-62,798,025.60

Finding the Fourth Proportional to 74,891,260.80, 112,336,891.20 and 62,798,025.60

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Solution

The fourth proportional to 74,891,260.80, 112,336,891.20 and 62,798,025.60 is: 94,197,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,891,260.80 : 112,336,891.20 = 62,798,025.60 : x
  2. Step 2: Convert to fraction form
    74,891,260.80/112,336,891.20 = 62,798,025.60/x
  3. Step 3: Cross multiply
    74,891,260.80x = 112,336,891.20 × 62,798,025.60
  4. Step 4: Simplify right side
    74,891,260.80x = 7,054,534,969,402,015
  5. Step 5: Solve for x
    x = 7,054,534,969,402,015/74,891,260.80
  6. Step 6: Final answer
    x = 94,197,038.40

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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.