Home / 64,006,721.80-88,329,545.27-34,638,055.74

Finding the Fourth Proportional to 64,006,721.80, 88,329,545.27 and 34,638,055.74

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Solution

The fourth proportional to 64,006,721.80, 88,329,545.27 and 34,638,055.74 is: 47,800,662.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,006,721.80 : 88,329,545.27 = 34,638,055.74 : x
  2. Step 2: Convert to fraction form
    64,006,721.80/88,329,545.27 = 34,638,055.74/x
  3. Step 3: Cross multiply
    64,006,721.80x = 88,329,545.27 × 34,638,055.74
  4. Step 4: Simplify right side
    64,006,721.80x = 3,059,563,712,551,113.50
  5. Step 5: Solve for x
    x = 3,059,563,712,551,113.50/64,006,721.80
  6. Step 6: Final answer
    x = 47,800,662.59

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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.