Home / 4,671,637.20-7,007,455.80-2,868,674.40

Finding the Fourth Proportional to 4,671,637.20, 7,007,455.80 and 2,868,674.40

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Solution

The fourth proportional to 4,671,637.20, 7,007,455.80 and 2,868,674.40 is: 4,303,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671,637.20 : 7,007,455.80 = 2,868,674.40 : x
  2. Step 2: Convert to fraction form
    4,671,637.20/7,007,455.80 = 2,868,674.40/x
  3. Step 3: Cross multiply
    4,671,637.20x = 7,007,455.80 × 2,868,674.40
  4. Step 4: Simplify right side
    4,671,637.20x = 20,102,109,062,591.52
  5. Step 5: Solve for x
    x = 20,102,109,062,591.52/4,671,637.20
  6. Step 6: Final answer
    x = 4,303,011.60

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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.