Home / 42,162,303.23-63,249,746.93-13,409,376.83

Finding the Fourth Proportional to 42,162,303.23, 63,249,746.93 and 13,409,376.83

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Solution

The fourth proportional to 42,162,303.23, 63,249,746.93 and 13,409,376.83 is: 20,116,066.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,162,303.23 : 63,249,746.93 = 13,409,376.83 : x
  2. Step 2: Convert to fraction form
    42,162,303.23/63,249,746.93 = 13,409,376.83/x
  3. Step 3: Cross multiply
    42,162,303.23x = 63,249,746.93 × 13,409,376.83
  4. Step 4: Simplify right side
    42,162,303.23x = 848,139,690,986,505.62
  5. Step 5: Solve for x
    x = 848,139,690,986,505.62/42,162,303.23
  6. Step 6: Final answer
    x = 20,116,066.39

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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.