Home / 77,572,348.02-107,050,664.88-42,766,285.14

Finding the Fourth Proportional to 77,572,348.02, 107,050,664.88 and 42,766,285.14

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Solution

The fourth proportional to 77,572,348.02, 107,050,664.88 and 42,766,285.14 is: 59,017,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,572,348.02 : 107,050,664.88 = 42,766,285.14 : x
  2. Step 2: Convert to fraction form
    77,572,348.02/107,050,664.88 = 42,766,285.14/x
  3. Step 3: Cross multiply
    77,572,348.02x = 107,050,664.88 × 42,766,285.14
  4. Step 4: Simplify right side
    77,572,348.02x = 4,578,159,258,684,664
  5. Step 5: Solve for x
    x = 4,578,159,258,684,664/77,572,348.02
  6. Step 6: Final answer
    x = 59,017,928.11

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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.