Home / 7,963,482.77-10,989,289.64-4,701,348.31

Finding the Fourth Proportional to 7,963,482.77, 10,989,289.64 and 4,701,348.31

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Solution

The fourth proportional to 7,963,482.77, 10,989,289.64 and 4,701,348.31 is: 6,487,673.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,482.77 : 10,989,289.64 = 4,701,348.31 : x
  2. Step 2: Convert to fraction form
    7,963,482.77/10,989,289.64 = 4,701,348.31/x
  3. Step 3: Cross multiply
    7,963,482.77x = 10,989,289.64 × 4,701,348.31
  4. Step 4: Simplify right side
    7,963,482.77x = 51,664,478,253,607.76
  5. Step 5: Solve for x
    x = 51,664,478,253,607.76/7,963,482.77
  6. Step 6: Final answer
    x = 6,487,673.77

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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.