Home / 12,308,803.52-18,446,701.52-9,579,646.45

Finding the Fourth Proportional to 12,308,803.52, 18,446,701.52 and 9,579,646.45

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Solution

The fourth proportional to 12,308,803.52, 18,446,701.52 and 9,579,646.45 is: 14,356,625.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,803.52 : 18,446,701.52 = 9,579,646.45 : x
  2. Step 2: Convert to fraction form
    12,308,803.52/18,446,701.52 = 9,579,646.45/x
  3. Step 3: Cross multiply
    12,308,803.52x = 18,446,701.52 × 9,579,646.45
  4. Step 4: Simplify right side
    12,308,803.52x = 176,712,878,730,277.59
  5. Step 5: Solve for x
    x = 176,712,878,730,277.59/12,308,803.52
  6. Step 6: Final answer
    x = 14,356,625.19

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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.