Home / 10,770,603.60-16,155,905.40-9,888,805.20

Finding the Fourth Proportional to 10,770,603.60, 16,155,905.40 and 9,888,805.20

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Solution

The fourth proportional to 10,770,603.60, 16,155,905.40 and 9,888,805.20 is: 14,833,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770,603.60 : 16,155,905.40 = 9,888,805.20 : x
  2. Step 2: Convert to fraction form
    10,770,603.60/16,155,905.40 = 9,888,805.20/x
  3. Step 3: Cross multiply
    10,770,603.60x = 16,155,905.40 × 9,888,805.20
  4. Step 4: Simplify right side
    10,770,603.60x = 159,762,601,330,228.06
  5. Step 5: Solve for x
    x = 159,762,601,330,228.06/10,770,603.60
  6. Step 6: Final answer
    x = 14,833,207.80

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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.