Home / 10,243,291.28-14,094,945.96-9,931,629.20

Finding the Fourth Proportional to 10,243,291.28, 14,094,945.96 and 9,931,629.20

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Solution

The fourth proportional to 10,243,291.28, 14,094,945.96 and 9,931,629.20 is: 13,666,093.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,291.28 : 14,094,945.96 = 9,931,629.20 : x
  2. Step 2: Convert to fraction form
    10,243,291.28/14,094,945.96 = 9,931,629.20/x
  3. Step 3: Cross multiply
    10,243,291.28x = 14,094,945.96 × 9,931,629.20
  4. Step 4: Simplify right side
    10,243,291.28x = 139,985,776,868,758.03
  5. Step 5: Solve for x
    x = 139,985,776,868,758.03/10,243,291.28
  6. Step 6: Final answer
    x = 13,666,093.55

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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.