Home / 18,402,703.30-27,604,054.95-4,940,892.10

Finding the Fourth Proportional to 18,402,703.30, 27,604,054.95 and 4,940,892.10

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Solution

The fourth proportional to 18,402,703.30, 27,604,054.95 and 4,940,892.10 is: 7,411,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,703.30 : 27,604,054.95 = 4,940,892.10 : x
  2. Step 2: Convert to fraction form
    18,402,703.30/27,604,054.95 = 4,940,892.10/x
  3. Step 3: Cross multiply
    18,402,703.30x = 27,604,054.95 × 4,940,892.10
  4. Step 4: Simplify right side
    18,402,703.30x = 136,388,657,030,420.88
  5. Step 5: Solve for x
    x = 136,388,657,030,420.88/18,402,703.30
  6. Step 6: Final answer
    x = 7,411,338.15

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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.