Home / 65,710,039.08-90,679,667.76-37,822,558.80

Finding the Fourth Proportional to 65,710,039.08, 90,679,667.76 and 37,822,558.80

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Solution

The fourth proportional to 65,710,039.08, 90,679,667.76 and 37,822,558.80 is: 52,195,023.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,710,039.08 : 90,679,667.76 = 37,822,558.80 : x
  2. Step 2: Convert to fraction form
    65,710,039.08/90,679,667.76 = 37,822,558.80/x
  3. Step 3: Cross multiply
    65,710,039.08x = 90,679,667.76 × 37,822,558.80
  4. Step 4: Simplify right side
    65,710,039.08x = 3,429,737,065,817,064
  5. Step 5: Solve for x
    x = 3,429,737,065,817,064/65,710,039.08
  6. Step 6: Final answer
    x = 52,195,023.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.