Home / 8,065,885.40-12,098,828.10-5,079,901.40

Finding the Fourth Proportional to 8,065,885.40, 12,098,828.10 and 5,079,901.40

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Solution

The fourth proportional to 8,065,885.40, 12,098,828.10 and 5,079,901.40 is: 7,619,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,885.40 : 12,098,828.10 = 5,079,901.40 : x
  2. Step 2: Convert to fraction form
    8,065,885.40/12,098,828.10 = 5,079,901.40/x
  3. Step 3: Cross multiply
    8,065,885.40x = 12,098,828.10 × 5,079,901.40
  4. Step 4: Simplify right side
    8,065,885.40x = 61,460,853,803,549.34
  5. Step 5: Solve for x
    x = 61,460,853,803,549.34/8,065,885.40
  6. Step 6: Final answer
    x = 7,619,852.10

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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.