Home / 72,592,703.30-108,889,054.95-56,153,461.70

Finding the Fourth Proportional to 72,592,703.30, 108,889,054.95 and 56,153,461.70

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Solution

The fourth proportional to 72,592,703.30, 108,889,054.95 and 56,153,461.70 is: 84,230,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,592,703.30 : 108,889,054.95 = 56,153,461.70 : x
  2. Step 2: Convert to fraction form
    72,592,703.30/108,889,054.95 = 56,153,461.70/x
  3. Step 3: Cross multiply
    72,592,703.30x = 108,889,054.95 × 56,153,461.70
  4. Step 4: Simplify right side
    72,592,703.30x = 6,114,497,376,684,021
  5. Step 5: Solve for x
    x = 6,114,497,376,684,021/72,592,703.30
  6. Step 6: Final answer
    x = 84,230,192.55

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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.