Home / 42,590,554.84-63,896,581.20-11,885,108.56

Finding the Fourth Proportional to 42,590,554.84, 63,896,581.20 and 11,885,108.56

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Solution

The fourth proportional to 42,590,554.84, 63,896,581.20 and 11,885,108.56 is: 17,830,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,590,554.84 : 63,896,581.20 = 11,885,108.56 : x
  2. Step 2: Convert to fraction form
    42,590,554.84/63,896,581.20 = 11,885,108.56/x
  3. Step 3: Cross multiply
    42,590,554.84x = 63,896,581.20 × 11,885,108.56
  4. Step 4: Simplify right side
    42,590,554.84x = 759,417,804,174,855.12
  5. Step 5: Solve for x
    x = 759,417,804,174,855.12/42,590,554.84
  6. Step 6: Final answer
    x = 17,830,662.39

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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.