Home / 12,581,274.24-18,875,872.53-4,494,070.76

Finding the Fourth Proportional to 12,581,274.24, 18,875,872.53 and 4,494,070.76

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Solution

The fourth proportional to 12,581,274.24, 18,875,872.53 and 4,494,070.76 is: 6,742,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581,274.24 : 18,875,872.53 = 4,494,070.76 : x
  2. Step 2: Convert to fraction form
    12,581,274.24/18,875,872.53 = 4,494,070.76/x
  3. Step 3: Cross multiply
    12,581,274.24x = 18,875,872.53 × 4,494,070.76
  4. Step 4: Simplify right side
    12,581,274.24x = 84,829,506,712,180.86
  5. Step 5: Solve for x
    x = 84,829,506,712,180.86/12,581,274.24
  6. Step 6: Final answer
    x = 6,742,521.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.