Home / 18,951,359.18-26,152,875.69-10,249,531.81

Finding the Fourth Proportional to 18,951,359.18, 26,152,875.69 and 10,249,531.81

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Solution

The fourth proportional to 18,951,359.18, 26,152,875.69 and 10,249,531.81 is: 14,144,353.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951,359.18 : 26,152,875.69 = 10,249,531.81 : x
  2. Step 2: Convert to fraction form
    18,951,359.18/26,152,875.69 = 10,249,531.81/x
  3. Step 3: Cross multiply
    18,951,359.18x = 26,152,875.69 × 10,249,531.81
  4. Step 4: Simplify right side
    18,951,359.18x = 268,054,731,242,248.50
  5. Step 5: Solve for x
    x = 268,054,731,242,248.50/18,951,359.18
  6. Step 6: Final answer
    x = 14,144,353.91

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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.