Home / 40,788,657.51-61,185,019.30-11,646,818.72

Finding the Fourth Proportional to 40,788,657.51, 61,185,019.30 and 11,646,818.72

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Solution

The fourth proportional to 40,788,657.51, 61,185,019.30 and 11,646,818.72 is: 17,470,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788,657.51 : 61,185,019.30 = 11,646,818.72 : x
  2. Step 2: Convert to fraction form
    40,788,657.51/61,185,019.30 = 11,646,818.72/x
  3. Step 3: Cross multiply
    40,788,657.51x = 61,185,019.30 × 11,646,818.72
  4. Step 4: Simplify right side
    40,788,657.51x = 712,610,828,290,646.75
  5. Step 5: Solve for x
    x = 712,610,828,290,646.75/40,788,657.51
  6. Step 6: Final answer
    x = 17,470,808.60

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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.