Home / 13,208,733.83-19,817,820.28-8,031,875.91

Finding the Fourth Proportional to 13,208,733.83, 19,817,820.28 and 8,031,875.91

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Solution

The fourth proportional to 13,208,733.83, 19,817,820.28 and 8,031,875.91 is: 12,050,683.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,733.83 : 19,817,820.28 = 8,031,875.91 : x
  2. Step 2: Convert to fraction form
    13,208,733.83/19,817,820.28 = 8,031,875.91/x
  3. Step 3: Cross multiply
    13,208,733.83x = 19,817,820.28 × 8,031,875.91
  4. Step 4: Simplify right side
    13,208,733.83x = 159,174,273,295,641.47
  5. Step 5: Solve for x
    x = 159,174,273,295,641.47/13,208,733.83
  6. Step 6: Final answer
    x = 12,050,683.69

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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.