Home / 60,417,991.80-90,626,987.70-54,371,374.20

Finding the Fourth Proportional to 60,417,991.80, 90,626,987.70 and 54,371,374.20

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Solution

The fourth proportional to 60,417,991.80, 90,626,987.70 and 54,371,374.20 is: 81,557,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,417,991.80 : 90,626,987.70 = 54,371,374.20 : x
  2. Step 2: Convert to fraction form
    60,417,991.80/90,626,987.70 = 54,371,374.20/x
  3. Step 3: Cross multiply
    60,417,991.80x = 90,626,987.70 × 54,371,374.20
  4. Step 4: Simplify right side
    60,417,991.80x = 4,927,513,860,855,498
  5. Step 5: Solve for x
    x = 4,927,513,860,855,498/60,417,991.80
  6. Step 6: Final answer
    x = 81,557,061.30

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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.