Home / 7,418,393.40-11,127,590.10-5,736,703.80

Finding the Fourth Proportional to 7,418,393.40, 11,127,590.10 and 5,736,703.80

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Solution

The fourth proportional to 7,418,393.40, 11,127,590.10 and 5,736,703.80 is: 8,605,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,393.40 : 11,127,590.10 = 5,736,703.80 : x
  2. Step 2: Convert to fraction form
    7,418,393.40/11,127,590.10 = 5,736,703.80/x
  3. Step 3: Cross multiply
    7,418,393.40x = 11,127,590.10 × 5,736,703.80
  4. Step 4: Simplify right side
    7,418,393.40x = 63,835,688,411,512.38
  5. Step 5: Solve for x
    x = 63,835,688,411,512.38/7,418,393.40
  6. Step 6: Final answer
    x = 8,605,055.70

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1.5x scale

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.