Home / 26,421,047.10-39,631,570.65-12,072,140.10

Finding the Fourth Proportional to 26,421,047.10, 39,631,570.65 and 12,072,140.10

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Solution

The fourth proportional to 26,421,047.10, 39,631,570.65 and 12,072,140.10 is: 18,108,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421,047.10 : 39,631,570.65 = 12,072,140.10 : x
  2. Step 2: Convert to fraction form
    26,421,047.10/39,631,570.65 = 12,072,140.10/x
  3. Step 3: Cross multiply
    26,421,047.10x = 39,631,570.65 × 12,072,140.10
  4. Step 4: Simplify right side
    26,421,047.10x = 478,437,873,269,848.06
  5. Step 5: Solve for x
    x = 478,437,873,269,848.06/26,421,047.10
  6. Step 6: Final answer
    x = 18,108,210.15

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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.