Home / 5,217,177.40-7,810,019.70-5,217,177.40

Finding the Fourth Proportional to 5,217,177.40, 7,810,019.70 and 5,217,177.40

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Solution

The fourth proportional to 5,217,177.40, 7,810,019.70 and 5,217,177.40 is: 7,810,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,177.40 : 7,810,019.70 = 5,217,177.40 : x
  2. Step 2: Convert to fraction form
    5,217,177.40/7,810,019.70 = 5,217,177.40/x
  3. Step 3: Cross multiply
    5,217,177.40x = 7,810,019.70 × 5,217,177.40
  4. Step 4: Simplify right side
    5,217,177.40x = 40,746,258,272,394.78
  5. Step 5: Solve for x
    x = 40,746,258,272,394.78/5,217,177.40
  6. Step 6: Final answer
    x = 7,810,019.70

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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.