Home / 22,784,211.88-31,442,507.72-12,470,713.54

Finding the Fourth Proportional to 22,784,211.88, 31,442,507.72 and 12,470,713.54

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Solution

The fourth proportional to 22,784,211.88, 31,442,507.72 and 12,470,713.54 is: 17,209,746.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784,211.88 : 31,442,507.72 = 12,470,713.54 : x
  2. Step 2: Convert to fraction form
    22,784,211.88/31,442,507.72 = 12,470,713.54/x
  3. Step 3: Cross multiply
    22,784,211.88x = 31,442,507.72 × 12,470,713.54
  4. Step 4: Simplify right side
    22,784,211.88x = 392,110,506,693,004.94
  5. Step 5: Solve for x
    x = 392,110,506,693,004.94/22,784,211.88
  6. Step 6: Final answer
    x = 17,209,746.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.