Home / 17,607,748.60-26,411,622.90-12,128,001.40

Finding the Fourth Proportional to 17,607,748.60, 26,411,622.90 and 12,128,001.40

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Solution

The fourth proportional to 17,607,748.60, 26,411,622.90 and 12,128,001.40 is: 18,192,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607,748.60 : 26,411,622.90 = 12,128,001.40 : x
  2. Step 2: Convert to fraction form
    17,607,748.60/26,411,622.90 = 12,128,001.40/x
  3. Step 3: Cross multiply
    17,607,748.60x = 26,411,622.90 × 12,128,001.40
  4. Step 4: Simplify right side
    17,607,748.60x = 320,320,199,507,472.06
  5. Step 5: Solve for x
    x = 320,320,199,507,472.06/17,607,748.60
  6. Step 6: Final answer
    x = 18,192,002.10

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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.