Home / 6,457,600.74-8,911,159.83-3,556,929.18

Finding the Fourth Proportional to 6,457,600.74, 8,911,159.83 and 3,556,929.18

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Solution

The fourth proportional to 6,457,600.74, 8,911,159.83 and 3,556,929.18 is: 4,908,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,600.74 : 8,911,159.83 = 3,556,929.18 : x
  2. Step 2: Convert to fraction form
    6,457,600.74/8,911,159.83 = 3,556,929.18/x
  3. Step 3: Cross multiply
    6,457,600.74x = 8,911,159.83 × 3,556,929.18
  4. Step 4: Simplify right side
    6,457,600.74x = 31,696,364,426,970.84
  5. Step 5: Solve for x
    x = 31,696,364,426,970.84/6,457,600.74
  6. Step 6: Final answer
    x = 4,908,380.95

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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.