Home / 13,793,303.26-19,035,349.06-7,681,731.76

Finding the Fourth Proportional to 13,793,303.26, 19,035,349.06 and 7,681,731.76

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Solution

The fourth proportional to 13,793,303.26, 19,035,349.06 and 7,681,731.76 is: 10,601,118.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793,303.26 : 19,035,349.06 = 7,681,731.76 : x
  2. Step 2: Convert to fraction form
    13,793,303.26/19,035,349.06 = 7,681,731.76/x
  3. Step 3: Cross multiply
    13,793,303.26x = 19,035,349.06 × 7,681,731.76
  4. Step 4: Simplify right side
    13,793,303.26x = 146,224,445,341,711.38
  5. Step 5: Solve for x
    x = 146,224,445,341,711.38/13,793,303.26
  6. Step 6: Final answer
    x = 10,601,118.72

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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.