Home / 22,145,421.60-33,218,132.40-19,913,369.40

Finding the Fourth Proportional to 22,145,421.60, 33,218,132.40 and 19,913,369.40

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Solution

The fourth proportional to 22,145,421.60, 33,218,132.40 and 19,913,369.40 is: 29,870,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,421.60 : 33,218,132.40 = 19,913,369.40 : x
  2. Step 2: Convert to fraction form
    22,145,421.60/33,218,132.40 = 19,913,369.40/x
  3. Step 3: Cross multiply
    22,145,421.60x = 33,218,132.40 × 19,913,369.40
  4. Step 4: Simplify right side
    22,145,421.60x = 661,484,941,259,308.50
  5. Step 5: Solve for x
    x = 661,484,941,259,308.50/22,145,421.60
  6. Step 6: Final answer
    x = 29,870,054.10

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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.