Home / 74,363,807.04-102,634,228.32-61,954,221.12

Finding the Fourth Proportional to 74,363,807.04, 102,634,228.32 and 61,954,221.12

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Solution

The fourth proportional to 74,363,807.04, 102,634,228.32 and 61,954,221.12 is: 85,506,968.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,363,807.04 : 102,634,228.32 = 61,954,221.12 : x
  2. Step 2: Convert to fraction form
    74,363,807.04/102,634,228.32 = 61,954,221.12/x
  3. Step 3: Cross multiply
    74,363,807.04x = 102,634,228.32 × 61,954,221.12
  4. Step 4: Simplify right side
    74,363,807.04x = 6,358,623,675,817,845
  5. Step 5: Solve for x
    x = 6,358,623,675,817,845/74,363,807.04
  6. Step 6: Final answer
    x = 85,506,968.09

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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.