Home / 19,157,426.10-28,727,281.80-8,369,173.80

Finding the Fourth Proportional to 19,157,426.10, 28,727,281.80 and 8,369,173.80

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Solution

The fourth proportional to 19,157,426.10, 28,727,281.80 and 8,369,173.80 is: 12,549,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,426.10 : 28,727,281.80 = 8,369,173.80 : x
  2. Step 2: Convert to fraction form
    19,157,426.10/28,727,281.80 = 8,369,173.80/x
  3. Step 3: Cross multiply
    19,157,426.10x = 28,727,281.80 × 8,369,173.80
  4. Step 4: Simplify right side
    19,157,426.10x = 240,423,614,185,776.84
  5. Step 5: Solve for x
    x = 240,423,614,185,776.84/19,157,426.10
  6. Step 6: Final answer
    x = 12,549,891.25

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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.