Home / 19,354,446.60-29,031,669.90-12,552,001.80

Finding the Fourth Proportional to 19,354,446.60, 29,031,669.90 and 12,552,001.80

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Solution

The fourth proportional to 19,354,446.60, 29,031,669.90 and 12,552,001.80 is: 18,828,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354,446.60 : 29,031,669.90 = 12,552,001.80 : x
  2. Step 2: Convert to fraction form
    19,354,446.60/29,031,669.90 = 12,552,001.80/x
  3. Step 3: Cross multiply
    19,354,446.60x = 29,031,669.90 × 12,552,001.80
  4. Step 4: Simplify right side
    19,354,446.60x = 364,405,572,841,805.81
  5. Step 5: Solve for x
    x = 364,405,572,841,805.81/19,354,446.60
  6. Step 6: Final answer
    x = 18,828,002.70

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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.