Home / 14,482,300.30-19,985,779.12-7,956,532.87

Finding the Fourth Proportional to 14,482,300.30, 19,985,779.12 and 7,956,532.87

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Solution

The fourth proportional to 14,482,300.30, 19,985,779.12 and 7,956,532.87 is: 10,980,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,300.30 : 19,985,779.12 = 7,956,532.87 : x
  2. Step 2: Convert to fraction form
    14,482,300.30/19,985,779.12 = 7,956,532.87/x
  3. Step 3: Cross multiply
    14,482,300.30x = 19,985,779.12 × 7,956,532.87
  4. Step 4: Simplify right side
    14,482,300.30x = 159,017,508,461,057
  5. Step 5: Solve for x
    x = 159,017,508,461,057/14,482,300.30
  6. Step 6: Final answer
    x = 10,980,127.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.