Home / 14,012,731.60-19,337,581.65-7,817,779.28

Finding the Fourth Proportional to 14,012,731.60, 19,337,581.65 and 7,817,779.28

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Solution

The fourth proportional to 14,012,731.60, 19,337,581.65 and 7,817,779.28 is: 10,788,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,731.60 : 19,337,581.65 = 7,817,779.28 : x
  2. Step 2: Convert to fraction form
    14,012,731.60/19,337,581.65 = 7,817,779.28/x
  3. Step 3: Cross multiply
    14,012,731.60x = 19,337,581.65 × 7,817,779.28
  4. Step 4: Simplify right side
    14,012,731.60x = 151,176,945,148,678.22
  5. Step 5: Solve for x
    x = 151,176,945,148,678.22/14,012,731.60
  6. Step 6: Final answer
    x = 10,788,542.12

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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.