Home / 10,583,999.80-15,875,999.70-9,072,345.40

Finding the Fourth Proportional to 10,583,999.80, 15,875,999.70 and 9,072,345.40

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Solution

The fourth proportional to 10,583,999.80, 15,875,999.70 and 9,072,345.40 is: 13,608,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583,999.80 : 15,875,999.70 = 9,072,345.40 : x
  2. Step 2: Convert to fraction form
    10,583,999.80/15,875,999.70 = 9,072,345.40/x
  3. Step 3: Cross multiply
    10,583,999.80x = 15,875,999.70 × 9,072,345.40
  4. Step 4: Simplify right side
    10,583,999.80x = 144,032,552,848,696.38
  5. Step 5: Solve for x
    x = 144,032,552,848,696.38/10,583,999.80
  6. Step 6: Final answer
    x = 13,608,518.10

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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.