Home / 31,931,247.34-47,927,152.14-19,763,905.60

Finding the Fourth Proportional to 31,931,247.34, 47,927,152.14 and 19,763,905.60

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Solution

The fourth proportional to 31,931,247.34, 47,927,152.14 and 19,763,905.60 is: 29,664,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931,247.34 : 47,927,152.14 = 19,763,905.60 : x
  2. Step 2: Convert to fraction form
    31,931,247.34/47,927,152.14 = 19,763,905.60/x
  3. Step 3: Cross multiply
    31,931,247.34x = 47,927,152.14 × 19,763,905.60
  4. Step 4: Simplify right side
    31,931,247.34x = 947,227,710,571,798.12
  5. Step 5: Solve for x
    x = 947,227,710,571,798.12/31,931,247.34
  6. Step 6: Final answer
    x = 29,664,600.96

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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.