Home / 62,208,066.70-93,312,100.05-42,808,501.90

Finding the Fourth Proportional to 62,208,066.70, 93,312,100.05 and 42,808,501.90

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Solution

The fourth proportional to 62,208,066.70, 93,312,100.05 and 42,808,501.90 is: 64,212,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,208,066.70 : 93,312,100.05 = 42,808,501.90 : x
  2. Step 2: Convert to fraction form
    62,208,066.70/93,312,100.05 = 42,808,501.90/x
  3. Step 3: Cross multiply
    62,208,066.70x = 93,312,100.05 × 42,808,501.90
  4. Step 4: Simplify right side
    62,208,066.70x = 3,994,551,212,283,415
  5. Step 5: Solve for x
    x = 3,994,551,212,283,415/62,208,066.70
  6. Step 6: Final answer
    x = 64,212,752.85

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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.