Home / 89,376,413.12-134,060,970.72-31,097,430.08

Finding the Fourth Proportional to 89,376,413.12, 134,060,970.72 and 31,097,430.08

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Solution

The fourth proportional to 89,376,413.12, 134,060,970.72 and 31,097,430.08 is: 46,644,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,376,413.12 : 134,060,970.72 = 31,097,430.08 : x
  2. Step 2: Convert to fraction form
    89,376,413.12/134,060,970.72 = 31,097,430.08/x
  3. Step 3: Cross multiply
    89,376,413.12x = 134,060,970.72 × 31,097,430.08
  4. Step 4: Simplify right side
    89,376,413.12x = 4,168,951,663,422,127
  5. Step 5: Solve for x
    x = 4,168,951,663,422,127/89,376,413.12
  6. Step 6: Final answer
    x = 46,644,875.51

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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.