Home / 10,337,338.16-15,506,065.60-9,205,346.96

Finding the Fourth Proportional to 10,337,338.16, 15,506,065.60 and 9,205,346.96

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Solution

The fourth proportional to 10,337,338.16, 15,506,065.60 and 9,205,346.96 is: 13,808,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337,338.16 : 15,506,065.60 = 9,205,346.96 : x
  2. Step 2: Convert to fraction form
    10,337,338.16/15,506,065.60 = 9,205,346.96/x
  3. Step 3: Cross multiply
    10,337,338.16x = 15,506,065.60 × 9,205,346.96
  4. Step 4: Simplify right side
    10,337,338.16x = 142,738,713,832,520.59
  5. Step 5: Solve for x
    x = 142,738,713,832,520.59/10,337,338.16
  6. Step 6: Final answer
    x = 13,808,072.41

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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.