Home / 30,537,056.35-42,161,430.15-23,460,045.14

Finding the Fourth Proportional to 30,537,056.35, 42,161,430.15 and 23,460,045.14

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Solution

The fourth proportional to 30,537,056.35, 42,161,430.15 and 23,460,045.14 is: 32,390,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,537,056.35 : 42,161,430.15 = 23,460,045.14 : x
  2. Step 2: Convert to fraction form
    30,537,056.35/42,161,430.15 = 23,460,045.14/x
  3. Step 3: Cross multiply
    30,537,056.35x = 42,161,430.15 × 23,460,045.14
  4. Step 4: Simplify right side
    30,537,056.35x = 989,109,054,485,957
  5. Step 5: Solve for x
    x = 989,109,054,485,957/30,537,056.35
  6. Step 6: Final answer
    x = 32,390,451.89

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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.