Home / 58,278,631.80-87,417,947.70-28,045,543.80

Finding the Fourth Proportional to 58,278,631.80, 87,417,947.70 and 28,045,543.80

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Solution

The fourth proportional to 58,278,631.80, 87,417,947.70 and 28,045,543.80 is: 42,068,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,278,631.80 : 87,417,947.70 = 28,045,543.80 : x
  2. Step 2: Convert to fraction form
    58,278,631.80/87,417,947.70 = 28,045,543.80/x
  3. Step 3: Cross multiply
    58,278,631.80x = 87,417,947.70 × 28,045,543.80
  4. Step 4: Simplify right side
    58,278,631.80x = 2,451,683,881,126,459.50
  5. Step 5: Solve for x
    x = 2,451,683,881,126,459.50/58,278,631.80
  6. Step 6: Final answer
    x = 42,068,315.70

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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.