Home / 64,909,237.20-89,574,418.80-35,540,036.16

Finding the Fourth Proportional to 64,909,237.20, 89,574,418.80 and 35,540,036.16

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Solution

The fourth proportional to 64,909,237.20, 89,574,418.80 and 35,540,036.16 is: 49,045,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,909,237.20 : 89,574,418.80 = 35,540,036.16 : x
  2. Step 2: Convert to fraction form
    64,909,237.20/89,574,418.80 = 35,540,036.16/x
  3. Step 3: Cross multiply
    64,909,237.20x = 89,574,418.80 × 35,540,036.16
  4. Step 4: Simplify right side
    64,909,237.20x = 3,183,478,083,162,983.50
  5. Step 5: Solve for x
    x = 3,183,478,083,162,983.50/64,909,237.20
  6. Step 6: Final answer
    x = 49,045,070.02

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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.