Home / 14,087,285.40-21,130,928.10-6,895,117.20

Finding the Fourth Proportional to 14,087,285.40, 21,130,928.10 and 6,895,117.20

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Solution

The fourth proportional to 14,087,285.40, 21,130,928.10 and 6,895,117.20 is: 10,342,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087,285.40 : 21,130,928.10 = 6,895,117.20 : x
  2. Step 2: Convert to fraction form
    14,087,285.40/21,130,928.10 = 6,895,117.20/x
  3. Step 3: Cross multiply
    14,087,285.40x = 21,130,928.10 × 6,895,117.20
  4. Step 4: Simplify right side
    14,087,285.40x = 145,700,225,794,273.34
  5. Step 5: Solve for x
    x = 145,700,225,794,273.34/14,087,285.40
  6. Step 6: Final answer
    x = 10,342,675.80

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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.