Home / 12,705,280.74-17,533,274.12-6,904,048.66

Finding the Fourth Proportional to 12,705,280.74, 17,533,274.12 and 6,904,048.66

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Solution

The fourth proportional to 12,705,280.74, 17,533,274.12 and 6,904,048.66 is: 9,527,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,280.74 : 17,533,274.12 = 6,904,048.66 : x
  2. Step 2: Convert to fraction form
    12,705,280.74/17,533,274.12 = 6,904,048.66/x
  3. Step 3: Cross multiply
    12,705,280.74x = 17,533,274.12 × 6,904,048.66
  4. Step 4: Simplify right side
    12,705,280.74x = 121,050,577,693,598.69
  5. Step 5: Solve for x
    x = 121,050,577,693,598.69/12,705,280.74
  6. Step 6: Final answer
    x = 9,527,579.92

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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.