Home / 38,813,457.80-58,220,186.70-13,248,302.60

Finding the Fourth Proportional to 38,813,457.80, 58,220,186.70 and 13,248,302.60

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Solution

The fourth proportional to 38,813,457.80, 58,220,186.70 and 13,248,302.60 is: 19,872,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,813,457.80 : 58,220,186.70 = 13,248,302.60 : x
  2. Step 2: Convert to fraction form
    38,813,457.80/58,220,186.70 = 13,248,302.60/x
  3. Step 3: Cross multiply
    38,813,457.80x = 58,220,186.70 × 13,248,302.60
  4. Step 4: Simplify right side
    38,813,457.80x = 771,318,650,830,095.50
  5. Step 5: Solve for x
    x = 771,318,650,830,095.50/38,813,457.80
  6. Step 6: Final answer
    x = 19,872,453.90

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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.