Home / 51,402,216.45-77,108,730.52-15,010,708.98

Finding the Fourth Proportional to 51,402,216.45, 77,108,730.52 and 15,010,708.98

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Solution

The fourth proportional to 51,402,216.45, 77,108,730.52 and 15,010,708.98 is: 22,517,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,402,216.45 : 77,108,730.52 = 15,010,708.98 : x
  2. Step 2: Convert to fraction form
    51,402,216.45/77,108,730.52 = 15,010,708.98/x
  3. Step 3: Cross multiply
    51,402,216.45x = 77,108,730.52 × 15,010,708.98
  4. Step 4: Simplify right side
    51,402,216.45x = 1,157,456,713,652,964
  5. Step 5: Solve for x
    x = 1,157,456,713,652,964/51,402,216.45
  6. Step 6: Final answer
    x = 22,517,642.11

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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.