Home / 93,934,820.72-129,631,103.52-52,119,643.16

Finding the Fourth Proportional to 93,934,820.72, 129,631,103.52 and 52,119,643.16

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Solution

The fourth proportional to 93,934,820.72, 129,631,103.52 and 52,119,643.16 is: 71,925,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,934,820.72 : 129,631,103.52 = 52,119,643.16 : x
  2. Step 2: Convert to fraction form
    93,934,820.72/129,631,103.52 = 52,119,643.16/x
  3. Step 3: Cross multiply
    93,934,820.72x = 129,631,103.52 × 52,119,643.16
  4. Step 4: Simplify right side
    93,934,820.72x = 6,756,326,857,899,419
  5. Step 5: Solve for x
    x = 6,756,326,857,899,419/93,934,820.72
  6. Step 6: Final answer
    x = 71,925,690.67

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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.