Home / 10,427,222.40-15,640,833.60-8,852,582.40

Finding the Fourth Proportional to 10,427,222.40, 15,640,833.60 and 8,852,582.40

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Solution

The fourth proportional to 10,427,222.40, 15,640,833.60 and 8,852,582.40 is: 13,278,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,222.40 : 15,640,833.60 = 8,852,582.40 : x
  2. Step 2: Convert to fraction form
    10,427,222.40/15,640,833.60 = 8,852,582.40/x
  3. Step 3: Cross multiply
    10,427,222.40x = 15,640,833.60 × 8,852,582.40
  4. Step 4: Simplify right side
    10,427,222.40x = 138,461,768,248,688.64
  5. Step 5: Solve for x
    x = 138,461,768,248,688.64/10,427,222.40
  6. Step 6: Final answer
    x = 13,278,873.60

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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.