Home / 14,574,002.20-21,875,000.10-12,446,488.60

Finding the Fourth Proportional to 14,574,002.20, 21,875,000.10 and 12,446,488.60

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Solution

The fourth proportional to 14,574,002.20, 21,875,000.10 and 12,446,488.60 is: 18,681,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574,002.20 : 21,875,000.10 = 12,446,488.60 : x
  2. Step 2: Convert to fraction form
    14,574,002.20/21,875,000.10 = 12,446,488.60/x
  3. Step 3: Cross multiply
    14,574,002.20x = 21,875,000.10 × 12,446,488.60
  4. Step 4: Simplify right side
    14,574,002.20x = 272,266,939,369,648.88
  5. Step 5: Solve for x
    x = 272,266,939,369,648.88/14,574,002.20
  6. Step 6: Final answer
    x = 18,681,686.45

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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.