Home / 9,329,615.63-12,875,915.28-5,200,023.81

Finding the Fourth Proportional to 9,329,615.63, 12,875,915.28 and 5,200,023.81

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Solution

The fourth proportional to 9,329,615.63, 12,875,915.28 and 5,200,023.81 is: 7,176,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329,615.63 : 12,875,915.28 = 5,200,023.81 : x
  2. Step 2: Convert to fraction form
    9,329,615.63/12,875,915.28 = 5,200,023.81/x
  3. Step 3: Cross multiply
    9,329,615.63x = 12,875,915.28 × 5,200,023.81
  4. Step 4: Simplify right side
    9,329,615.63x = 66,955,066,031,542.80
  5. Step 5: Solve for x
    x = 66,955,066,031,542.80/9,329,615.63
  6. Step 6: Final answer
    x = 7,176,615.70

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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.