Home / 31,931,244.66-47,927,148.30-19,763,903.10

Finding the Fourth Proportional to 31,931,244.66, 47,927,148.30 and 19,763,903.10

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Solution

The fourth proportional to 31,931,244.66, 47,927,148.30 and 19,763,903.10 is: 29,664,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931,244.66 : 47,927,148.30 = 19,763,903.10 : x
  2. Step 2: Convert to fraction form
    31,931,244.66/47,927,148.30 = 19,763,903.10/x
  3. Step 3: Cross multiply
    31,931,244.66x = 47,927,148.30 × 19,763,903.10
  4. Step 4: Simplify right side
    31,931,244.66x = 947,227,514,860,529.75
  5. Step 5: Solve for x
    x = 947,227,514,860,529.75/31,931,244.66
  6. Step 6: Final answer
    x = 29,664,597.32

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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.