Home / 19,152,077.40-28,728,116.10-6,373,873.80

Finding the Fourth Proportional to 19,152,077.40, 28,728,116.10 and 6,373,873.80

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Solution

The fourth proportional to 19,152,077.40, 28,728,116.10 and 6,373,873.80 is: 9,560,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,077.40 : 28,728,116.10 = 6,373,873.80 : x
  2. Step 2: Convert to fraction form
    19,152,077.40/28,728,116.10 = 6,373,873.80/x
  3. Step 3: Cross multiply
    19,152,077.40x = 28,728,116.10 × 6,373,873.80
  4. Step 4: Simplify right side
    19,152,077.40x = 183,109,386,533,148.19
  5. Step 5: Solve for x
    x = 183,109,386,533,148.19/19,152,077.40
  6. Step 6: Final answer
    x = 9,560,810.70

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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.