Home / 64,772,315.89-89,385,666.32-36,895,015.53

Finding the Fourth Proportional to 64,772,315.89, 89,385,666.32 and 36,895,015.53

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Solution

The fourth proportional to 64,772,315.89, 89,385,666.32 and 36,895,015.53 is: 50,915,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,772,315.89 : 89,385,666.32 = 36,895,015.53 : x
  2. Step 2: Convert to fraction form
    64,772,315.89/89,385,666.32 = 36,895,015.53/x
  3. Step 3: Cross multiply
    64,772,315.89x = 89,385,666.32 × 36,895,015.53
  4. Step 4: Simplify right side
    64,772,315.89x = 3,297,885,547,128,036
  5. Step 5: Solve for x
    x = 3,297,885,547,128,036/64,772,315.89
  6. Step 6: Final answer
    x = 50,915,047.61

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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.