Home / 34,148,478.02-47,123,897.73-18,678,228.08

Finding the Fourth Proportional to 34,148,478.02, 47,123,897.73 and 18,678,228.08

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Solution

The fourth proportional to 34,148,478.02, 47,123,897.73 and 18,678,228.08 is: 25,775,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,148,478.02 : 47,123,897.73 = 18,678,228.08 : x
  2. Step 2: Convert to fraction form
    34,148,478.02/47,123,897.73 = 18,678,228.08/x
  3. Step 3: Cross multiply
    34,148,478.02x = 47,123,897.73 × 18,678,228.08
  4. Step 4: Simplify right side
    34,148,478.02x = 880,190,909,819,534.12
  5. Step 5: Solve for x
    x = 880,190,909,819,534.12/34,148,478.02
  6. Step 6: Final answer
    x = 25,775,406.72

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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.