Home / 9,720,035.40-14,580,053.10-7,200,611.40

Finding the Fourth Proportional to 9,720,035.40, 14,580,053.10 and 7,200,611.40

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Solution

The fourth proportional to 9,720,035.40, 14,580,053.10 and 7,200,611.40 is: 10,800,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,035.40 : 14,580,053.10 = 7,200,611.40 : x
  2. Step 2: Convert to fraction form
    9,720,035.40/14,580,053.10 = 7,200,611.40/x
  3. Step 3: Cross multiply
    9,720,035.40x = 14,580,053.10 × 7,200,611.40
  4. Step 4: Simplify right side
    9,720,035.40x = 104,985,296,564,465.34
  5. Step 5: Solve for x
    x = 104,985,296,564,465.34/9,720,035.40
  6. Step 6: Final answer
    x = 10,800,917.10

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Similar ratio
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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.