Home / 73,814,931.70-110,721,814.35-19,227,411.70

Finding the Fourth Proportional to 73,814,931.70, 110,721,814.35 and 19,227,411.70

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Solution

The fourth proportional to 73,814,931.70, 110,721,814.35 and 19,227,411.70 is: 28,840,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,814,931.70 : 110,721,814.35 = 19,227,411.70 : x
  2. Step 2: Convert to fraction form
    73,814,931.70/110,721,814.35 = 19,227,411.70/x
  3. Step 3: Cross multiply
    73,814,931.70x = 110,721,814.35 × 19,227,411.70
  4. Step 4: Simplify right side
    73,814,931.70x = 2,128,893,908,678,417.75
  5. Step 5: Solve for x
    x = 2,128,893,908,678,417.75/73,814,931.70
  6. Step 6: Final answer
    x = 28,840,965.64

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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.