Home / 10,702,461.24-16,053,528.78-7,416,783.72

Finding the Fourth Proportional to 10,702,461.24, 16,053,528.78 and 7,416,783.72

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Solution

The fourth proportional to 10,702,461.24, 16,053,528.78 and 7,416,783.72 is: 11,125,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702,461.24 : 16,053,528.78 = 7,416,783.72 : x
  2. Step 2: Convert to fraction form
    10,702,461.24/16,053,528.78 = 7,416,783.72/x
  3. Step 3: Cross multiply
    10,702,461.24x = 16,053,528.78 × 7,416,783.72
  4. Step 4: Simplify right side
    10,702,461.24x = 119,065,550,904,055.45
  5. Step 5: Solve for x
    x = 119,065,550,904,055.45/10,702,461.24
  6. Step 6: Final answer
    x = 11,125,062.57

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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.