Home / 10,477,523.40-15,716,285.10-9,217,811.40

Finding the Fourth Proportional to 10,477,523.40, 15,716,285.10 and 9,217,811.40

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Solution

The fourth proportional to 10,477,523.40, 15,716,285.10 and 9,217,811.40 is: 13,826,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,477,523.40 : 15,716,285.10 = 9,217,811.40 : x
  2. Step 2: Convert to fraction form
    10,477,523.40/15,716,285.10 = 9,217,811.40/x
  3. Step 3: Cross multiply
    10,477,523.40x = 15,716,285.10 × 9,217,811.40
  4. Step 4: Simplify right side
    10,477,523.40x = 144,869,751,960,430.16
  5. Step 5: Solve for x
    x = 144,869,751,960,430.16/10,477,523.40
  6. Step 6: Final answer
    x = 13,826,717.10

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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.