Home / 12,931,235.13-19,398,353.46-4,296,106.20

Finding the Fourth Proportional to 12,931,235.13, 19,398,353.46 and 4,296,106.20

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Solution

The fourth proportional to 12,931,235.13, 19,398,353.46 and 4,296,106.20 is: 6,444,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,931,235.13 : 19,398,353.46 = 4,296,106.20 : x
  2. Step 2: Convert to fraction form
    12,931,235.13/19,398,353.46 = 4,296,106.20/x
  3. Step 3: Cross multiply
    12,931,235.13x = 19,398,353.46 × 4,296,106.20
  4. Step 4: Simplify right side
    12,931,235.13x = 83,337,386,569,297.45
  5. Step 5: Solve for x
    x = 83,337,386,569,297.45/12,931,235.13
  6. Step 6: Final answer
    x = 6,444,657.89

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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.