Home / 20,569,931.98-30,833,143.70-7,607,752.47

Finding the Fourth Proportional to 20,569,931.98, 30,833,143.70 and 7,607,752.47

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Solution

The fourth proportional to 20,569,931.98, 30,833,143.70 and 7,607,752.47 is: 11,403,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,569,931.98 : 30,833,143.70 = 7,607,752.47 : x
  2. Step 2: Convert to fraction form
    20,569,931.98/30,833,143.70 = 7,607,752.47/x
  3. Step 3: Cross multiply
    20,569,931.98x = 30,833,143.70 × 7,607,752.47
  4. Step 4: Simplify right side
    20,569,931.98x = 234,570,925,103,501.16
  5. Step 5: Solve for x
    x = 234,570,925,103,501.16/20,569,931.98
  6. Step 6: Final answer
    x = 11,403,582.93

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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.