Home / 17,804,938.20-26,707,407.30-17,615,981.40

Finding the Fourth Proportional to 17,804,938.20, 26,707,407.30 and 17,615,981.40

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Solution

The fourth proportional to 17,804,938.20, 26,707,407.30 and 17,615,981.40 is: 26,423,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,804,938.20 : 26,707,407.30 = 17,615,981.40 : x
  2. Step 2: Convert to fraction form
    17,804,938.20/26,707,407.30 = 17,615,981.40/x
  3. Step 3: Cross multiply
    17,804,938.20x = 26,707,407.30 × 17,615,981.40
  4. Step 4: Simplify right side
    17,804,938.20x = 470,477,190,239,024.19
  5. Step 5: Solve for x
    x = 470,477,190,239,024.19/17,804,938.20
  6. Step 6: Final answer
    x = 26,423,972.10

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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.