Home / 45,294,047.69-67,935,983.63-12,509,277.32

Finding the Fourth Proportional to 45,294,047.69, 67,935,983.63 and 12,509,277.32

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Solution

The fourth proportional to 45,294,047.69, 67,935,983.63 and 12,509,277.32 is: 18,762,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,294,047.69 : 67,935,983.63 = 12,509,277.32 : x
  2. Step 2: Convert to fraction form
    45,294,047.69/67,935,983.63 = 12,509,277.32/x
  3. Step 3: Cross multiply
    45,294,047.69x = 67,935,983.63 × 12,509,277.32
  4. Step 4: Simplify right side
    45,294,047.69x = 849,830,059,341,943.88
  5. Step 5: Solve for x
    x = 849,830,059,341,943.88/45,294,047.69
  6. Step 6: Final answer
    x = 18,762,510.81

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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.