Home / 6,971,973.20-10,457,959.80-4,243,909.40

Finding the Fourth Proportional to 6,971,973.20, 10,457,959.80 and 4,243,909.40

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Solution

The fourth proportional to 6,971,973.20, 10,457,959.80 and 4,243,909.40 is: 6,365,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,973.20 : 10,457,959.80 = 4,243,909.40 : x
  2. Step 2: Convert to fraction form
    6,971,973.20/10,457,959.80 = 4,243,909.40/x
  3. Step 3: Cross multiply
    6,971,973.20x = 10,457,959.80 × 4,243,909.40
  4. Step 4: Simplify right side
    6,971,973.20x = 44,382,633,900,042.12
  5. Step 5: Solve for x
    x = 44,382,633,900,042.12/6,971,973.20
  6. Step 6: Final answer
    x = 6,365,864.10

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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.