Home / 34,509,078.60-51,700,632.30-21,030,160.20

Finding the Fourth Proportional to 34,509,078.60, 51,700,632.30 and 21,030,160.20

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Solution

The fourth proportional to 34,509,078.60, 51,700,632.30 and 21,030,160.20 is: 31,506,856.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509,078.60 : 51,700,632.30 = 21,030,160.20 : x
  2. Step 2: Convert to fraction form
    34,509,078.60/51,700,632.30 = 21,030,160.20/x
  3. Step 3: Cross multiply
    34,509,078.60x = 51,700,632.30 × 21,030,160.20
  4. Step 4: Simplify right side
    34,509,078.60x = 1,087,272,579,710,294.38
  5. Step 5: Solve for x
    x = 1,087,272,579,710,294.38/34,509,078.60
  6. Step 6: Final answer
    x = 31,506,856.28

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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.