Home / 15,772,717.40-23,652,077.70-7,248,666.20

Finding the Fourth Proportional to 15,772,717.40, 23,652,077.70 and 7,248,666.20

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Solution

The fourth proportional to 15,772,717.40, 23,652,077.70 and 7,248,666.20 is: 10,869,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772,717.40 : 23,652,077.70 = 7,248,666.20 : x
  2. Step 2: Convert to fraction form
    15,772,717.40/23,652,077.70 = 7,248,666.20/x
  3. Step 3: Cross multiply
    15,772,717.40x = 23,652,077.70 × 7,248,666.20
  4. Step 4: Simplify right side
    15,772,717.40x = 171,446,016,183,763.75
  5. Step 5: Solve for x
    x = 171,446,016,183,763.75/15,772,717.40
  6. Step 6: Final answer
    x = 10,869,783.05

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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.