Home / 58,320,430.70-87,480,646.05-43,203,886.70

Finding the Fourth Proportional to 58,320,430.70, 87,480,646.05 and 43,203,886.70

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Solution

The fourth proportional to 58,320,430.70, 87,480,646.05 and 43,203,886.70 is: 64,805,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320,430.70 : 87,480,646.05 = 43,203,886.70 : x
  2. Step 2: Convert to fraction form
    58,320,430.70/87,480,646.05 = 43,203,886.70/x
  3. Step 3: Cross multiply
    58,320,430.70x = 87,480,646.05 × 43,203,886.70
  4. Step 4: Simplify right side
    58,320,430.70x = 3,779,503,920,387,002.50
  5. Step 5: Solve for x
    x = 3,779,503,920,387,002.50/58,320,430.70
  6. Step 6: Final answer
    x = 64,805,830.05

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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.