Home / 70,073,897.70-105,092,184.15-21,551,657.70

Finding the Fourth Proportional to 70,073,897.70, 105,092,184.15 and 21,551,657.70

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Solution

The fourth proportional to 70,073,897.70, 105,092,184.15 and 21,551,657.70 is: 32,321,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,073,897.70 : 105,092,184.15 = 21,551,657.70 : x
  2. Step 2: Convert to fraction form
    70,073,897.70/105,092,184.15 = 21,551,657.70/x
  3. Step 3: Cross multiply
    70,073,897.70x = 105,092,184.15 × 21,551,657.70
  4. Step 4: Simplify right side
    70,073,897.70x = 2,264,910,779,746,165.50
  5. Step 5: Solve for x
    x = 2,264,910,779,746,165.50/70,073,897.70
  6. Step 6: Final answer
    x = 32,321,746.81

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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.