Home / 13,306,335.15-19,961,966.76-4,210,722.45

Finding the Fourth Proportional to 13,306,335.15, 19,961,966.76 and 4,210,722.45

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Solution

The fourth proportional to 13,306,335.15, 19,961,966.76 and 4,210,722.45 is: 6,316,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,335.15 : 19,961,966.76 = 4,210,722.45 : x
  2. Step 2: Convert to fraction form
    13,306,335.15/19,961,966.76 = 4,210,722.45/x
  3. Step 3: Cross multiply
    13,306,335.15x = 19,961,966.76 × 4,210,722.45
  4. Step 4: Simplify right side
    13,306,335.15x = 84,054,301,582,485.77
  5. Step 5: Solve for x
    x = 84,054,301,582,485.77/13,306,335.15
  6. Step 6: Final answer
    x = 6,316,863.41

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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.