Home / 7,909,652-10,916,484.54-5,009,312.54

Finding the Fourth Proportional to 7,909,652, 10,916,484.54 and 5,009,312.54

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Solution

The fourth proportional to 7,909,652, 10,916,484.54 and 5,009,312.54 is: 6,913,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909,652 : 10,916,484.54 = 5,009,312.54 : x
  2. Step 2: Convert to fraction form
    7,909,652/10,916,484.54 = 5,009,312.54/x
  3. Step 3: Cross multiply
    7,909,652x = 10,916,484.54 × 5,009,312.54
  4. Step 4: Simplify right side
    7,909,652x = 54,684,082,898,938.12
  5. Step 5: Solve for x
    x = 54,684,082,898,938.12/7,909,652
  6. Step 6: Final answer
    x = 6,913,588.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.