Home / 14,209,211.80-21,303,320.10-6,115,562.20

Finding the Fourth Proportional to 14,209,211.80, 21,303,320.10 and 6,115,562.20

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Solution

The fourth proportional to 14,209,211.80, 21,303,320.10 and 6,115,562.20 is: 9,168,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209,211.80 : 21,303,320.10 = 6,115,562.20 : x
  2. Step 2: Convert to fraction form
    14,209,211.80/21,303,320.10 = 6,115,562.20/x
  3. Step 3: Cross multiply
    14,209,211.80x = 21,303,320.10 × 6,115,562.20
  4. Step 4: Simplify right side
    14,209,211.80x = 130,281,779,138,060.23
  5. Step 5: Solve for x
    x = 130,281,779,138,060.23/14,209,211.80
  6. Step 6: Final answer
    x = 9,168,825.19

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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.