Home / 6,402,784.32-8,835,363.36-3,502,025.28

Finding the Fourth Proportional to 6,402,784.32, 8,835,363.36 and 3,502,025.28

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Solution

The fourth proportional to 6,402,784.32, 8,835,363.36 and 3,502,025.28 is: 4,832,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,784.32 : 8,835,363.36 = 3,502,025.28 : x
  2. Step 2: Convert to fraction form
    6,402,784.32/8,835,363.36 = 3,502,025.28/x
  3. Step 3: Cross multiply
    6,402,784.32x = 8,835,363.36 × 3,502,025.28
  4. Step 4: Simplify right side
    6,402,784.32x = 30,941,665,844,705.74
  5. Step 5: Solve for x
    x = 30,941,665,844,705.74/6,402,784.32
  6. Step 6: Final answer
    x = 4,832,532.89

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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.