Home / 58,080,123.20-87,120,184.80-36,581,038.40

Finding the Fourth Proportional to 58,080,123.20, 87,120,184.80 and 36,581,038.40

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Solution

The fourth proportional to 58,080,123.20, 87,120,184.80 and 36,581,038.40 is: 54,871,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080,123.20 : 87,120,184.80 = 36,581,038.40 : x
  2. Step 2: Convert to fraction form
    58,080,123.20/87,120,184.80 = 36,581,038.40/x
  3. Step 3: Cross multiply
    58,080,123.20x = 87,120,184.80 × 36,581,038.40
  4. Step 4: Simplify right side
    58,080,123.20x = 3,186,946,825,583,896
  5. Step 5: Solve for x
    x = 3,186,946,825,583,896/58,080,123.20
  6. Step 6: Final answer
    x = 54,871,557.60

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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.