Home / 8,666,277.28-11,959,316.53-4,798,715.40

Finding the Fourth Proportional to 8,666,277.28, 11,959,316.53 and 4,798,715.40

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Solution

The fourth proportional to 8,666,277.28, 11,959,316.53 and 4,798,715.40 is: 6,622,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,277.28 : 11,959,316.53 = 4,798,715.40 : x
  2. Step 2: Convert to fraction form
    8,666,277.28/11,959,316.53 = 4,798,715.40/x
  3. Step 3: Cross multiply
    8,666,277.28x = 11,959,316.53 × 4,798,715.40
  4. Step 4: Simplify right side
    8,666,277.28x = 57,389,356,420,981.55
  5. Step 5: Solve for x
    x = 57,389,356,420,981.55/8,666,277.28
  6. Step 6: Final answer
    x = 6,622,146.35

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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.