Home / 13,152,001.60-19,728,002.40-9,540,827.20

Finding the Fourth Proportional to 13,152,001.60, 19,728,002.40 and 9,540,827.20

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Solution

The fourth proportional to 13,152,001.60, 19,728,002.40 and 9,540,827.20 is: 14,311,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,001.60 : 19,728,002.40 = 9,540,827.20 : x
  2. Step 2: Convert to fraction form
    13,152,001.60/19,728,002.40 = 9,540,827.20/x
  3. Step 3: Cross multiply
    13,152,001.60x = 19,728,002.40 × 9,540,827.20
  4. Step 4: Simplify right side
    13,152,001.60x = 188,221,461,899,585.25
  5. Step 5: Solve for x
    x = 188,221,461,899,585.25/13,152,001.60
  6. Step 6: Final answer
    x = 14,311,240.80

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1.5x scale

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.