Home / 4,984,128.30-7,476,192.45-2,716,646.70

Finding the Fourth Proportional to 4,984,128.30, 7,476,192.45 and 2,716,646.70

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Solution

The fourth proportional to 4,984,128.30, 7,476,192.45 and 2,716,646.70 is: 4,074,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,128.30 : 7,476,192.45 = 2,716,646.70 : x
  2. Step 2: Convert to fraction form
    4,984,128.30/7,476,192.45 = 2,716,646.70/x
  3. Step 3: Cross multiply
    4,984,128.30x = 7,476,192.45 × 2,716,646.70
  4. Step 4: Simplify right side
    4,984,128.30x = 20,310,173,547,857.42
  5. Step 5: Solve for x
    x = 20,310,173,547,857.42/4,984,128.30
  6. Step 6: Final answer
    x = 4,074,970.05

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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.