Home / 35,506,043.60-53,259,065.40-12,783,988.40

Finding the Fourth Proportional to 35,506,043.60, 53,259,065.40 and 12,783,988.40

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Solution

The fourth proportional to 35,506,043.60, 53,259,065.40 and 12,783,988.40 is: 19,175,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506,043.60 : 53,259,065.40 = 12,783,988.40 : x
  2. Step 2: Convert to fraction form
    35,506,043.60/53,259,065.40 = 12,783,988.40/x
  3. Step 3: Cross multiply
    35,506,043.60x = 53,259,065.40 × 12,783,988.40
  4. Step 4: Simplify right side
    35,506,043.60x = 680,863,274,268,441.38
  5. Step 5: Solve for x
    x = 680,863,274,268,441.38/35,506,043.60
  6. Step 6: Final answer
    x = 19,175,982.60

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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.