Home / 74,788,045.60-112,154,074.80-26,247,143.20

Finding the Fourth Proportional to 74,788,045.60, 112,154,074.80 and 26,247,143.20

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Solution

The fourth proportional to 74,788,045.60, 112,154,074.80 and 26,247,143.20 is: 39,360,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,788,045.60 : 112,154,074.80 = 26,247,143.20 : x
  2. Step 2: Convert to fraction form
    74,788,045.60/112,154,074.80 = 26,247,143.20/x
  3. Step 3: Cross multiply
    74,788,045.60x = 112,154,074.80 × 26,247,143.20
  4. Step 4: Simplify right side
    74,788,045.60x = 2,943,724,061,739,111
  5. Step 5: Solve for x
    x = 2,943,724,061,739,111/74,788,045.60
  6. Step 6: Final answer
    x = 39,360,890.34

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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.