Home / 53,289,328.44-73,543,545.45-42,366,223.02

Finding the Fourth Proportional to 53,289,328.44, 73,543,545.45 and 42,366,223.02

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Solution

The fourth proportional to 53,289,328.44, 73,543,545.45 and 42,366,223.02 is: 58,468,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,289,328.44 : 73,543,545.45 = 42,366,223.02 : x
  2. Step 2: Convert to fraction form
    53,289,328.44/73,543,545.45 = 42,366,223.02/x
  3. Step 3: Cross multiply
    53,289,328.44x = 73,543,545.45 × 42,366,223.02
  4. Step 4: Simplify right side
    53,289,328.44x = 3,115,762,248,216,206.50
  5. Step 5: Solve for x
    x = 3,115,762,248,216,206.50/53,289,328.44
  6. Step 6: Final answer
    x = 58,468,784.27

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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.