Home / 12,254,824.79-16,911,658.22-6,748,186.52

Finding the Fourth Proportional to 12,254,824.79, 16,911,658.22 and 6,748,186.52

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Solution

The fourth proportional to 12,254,824.79, 16,911,658.22 and 6,748,186.52 is: 9,312,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,824.79 : 16,911,658.22 = 6,748,186.52 : x
  2. Step 2: Convert to fraction form
    12,254,824.79/16,911,658.22 = 6,748,186.52/x
  3. Step 3: Cross multiply
    12,254,824.79x = 16,911,658.22 × 6,748,186.52
  4. Step 4: Simplify right side
    12,254,824.79x = 114,123,024,031,051.17
  5. Step 5: Solve for x
    x = 114,123,024,031,051.17/12,254,824.79
  6. Step 6: Final answer
    x = 9,312,497.40

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1.5x scale

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.