Home / 59,043,660.80-88,500,537.30-20,685,430.40

Finding the Fourth Proportional to 59,043,660.80, 88,500,537.30 and 20,685,430.40

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Solution

The fourth proportional to 59,043,660.80, 88,500,537.30 and 20,685,430.40 is: 31,005,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,043,660.80 : 88,500,537.30 = 20,685,430.40 : x
  2. Step 2: Convert to fraction form
    59,043,660.80/88,500,537.30 = 20,685,430.40/x
  3. Step 3: Cross multiply
    59,043,660.80x = 88,500,537.30 × 20,685,430.40
  4. Step 4: Simplify right side
    59,043,660.80x = 1,830,671,704,681,753.75
  5. Step 5: Solve for x
    x = 1,830,671,704,681,753.75/59,043,660.80
  6. Step 6: Final answer
    x = 31,005,389.57

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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.